diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49c2d264..d495f6f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ All notable changes to this project will be documented in this file.
 ### Added
 
 - Generate OLM bundle for Release 23.4.0 ([#238]).
+- Add support for Spark 3.4.0 ([#243]).
 
 ### Changed
 
@@ -15,10 +16,15 @@ All notable changes to this project will be documented in this file.
 - Use testing-tools 0.2.0 ([#236])
 - Run as root group ([#241]).
 
+### Fixed
+
+- Fix quoting issues when spark config values contain spaces ([#243]).
+
 [#235]: https://github.com/stackabletech/spark-k8s-operator/pull/235
 [#236]: https://github.com/stackabletech/spark-k8s-operator/pull/236
 [#238]: https://github.com/stackabletech/spark-k8s-operator/pull/238
 [#241]: https://github.com/stackabletech/spark-k8s-operator/pull/241
+[#243]: https://github.com/stackabletech/spark-k8s-operator/pull/243
 
 ## [23.4.0] - 2023-04-17
 
diff --git a/deploy/helm/spark-k8s-operator/templates/roles.yaml b/deploy/helm/spark-k8s-operator/templates/roles.yaml
index 934b920e..42daa6a4 100644
--- a/deploy/helm/spark-k8s-operator/templates/roles.yaml
+++ b/deploy/helm/spark-k8s-operator/templates/roles.yaml
@@ -29,6 +29,7 @@ rules:
     verbs:
       - create
       - delete
+      - deletecollection
       - get
       - list
       - patch
diff --git a/docs/modules/spark-k8s/examples/example-encapsulated.yaml b/docs/modules/spark-k8s/examples/example-encapsulated.yaml
index 57e28902..1aa0305b 100644
--- a/docs/modules/spark-k8s/examples/example-encapsulated.yaml
+++ b/docs/modules/spark-k8s/examples/example-encapsulated.yaml
@@ -5,9 +5,9 @@ metadata:
   name: spark-pi
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0 # <1>
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev # <1>
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: /stackable/spark/examples/jars/spark-examples_2.12-3.3.0.jar # <2>
+  mainApplicationFile: /stackable/spark/examples/jars/spark-examples.jar # <2>
   executor:
     instances: 3
diff --git a/docs/modules/spark-k8s/examples/example-history-app.yaml b/docs/modules/spark-k8s/examples/example-history-app.yaml
index aa36dd4a..e54c3824 100644
--- a/docs/modules/spark-k8s/examples/example-history-app.yaml
+++ b/docs/modules/spark-k8s/examples/example-history-app.yaml
@@ -5,11 +5,11 @@ metadata:
   name: spark-pi-s3-1
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: s3a://my-bucket/spark-examples_2.12-3.3.0.jar
+  mainApplicationFile: s3a://my-bucket/spark-examples.jar
   s3connection: # <1>
     inline:
       host: test-minio
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-configmap.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-configmap.yaml
index 2c8b12f0..262dcb14 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-configmap.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-configmap.yaml
@@ -6,7 +6,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: s3a://stackable-spark-k8s-jars/jobs/ny-tlc-report-1.1.0.jar # <3>
   mainClass: tech.stackable.demo.spark.NYTLCReport
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-external-dependencies.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-external-dependencies.yaml
index b63df83c..fcdd502d 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-external-dependencies.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-external-dependencies.yaml
@@ -6,7 +6,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: s3a://stackable-spark-k8s-jars/jobs/ny_tlc_report.py # <1>
   args:
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-image.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-image.yaml
index d4e5cfea..d88af990 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-image.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-image.yaml
@@ -7,7 +7,7 @@ metadata:
 spec:
   version: "1.0"
   image: docker.stackable.tech/stackable/ny-tlc-report:0.1.0 # <1>
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: local:///stackable/spark/jobs/ny_tlc_report.py # <2>
   args:
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-pvc.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-pvc.yaml
index a4e8ca60..2703b440 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-pvc.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-pvc.yaml
@@ -6,7 +6,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: s3a://stackable-spark-k8s-jars/jobs/ny-tlc-report-1.0-SNAPSHOT.jar # <1>
   mainClass: org.example.App # <2>
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-s3-private.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-s3-private.yaml
index d1152bb3..174dbf31 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-s3-private.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-s3-private.yaml
@@ -5,9 +5,9 @@ metadata:
   name: example-sparkapp-s3-private
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
-  mainApplicationFile: s3a://my-bucket/spark-examples_2.12-3.3.0.jar # <1>
+  mainApplicationFile: s3a://my-bucket/spark-examples.jar # <1>
   mainClass: org.apache.spark.examples.SparkPi # <2>
   s3connection: # <3>
     inline:
diff --git a/docs/modules/spark-k8s/examples/example-sparkapp-streaming.yaml b/docs/modules/spark-k8s/examples/example-sparkapp-streaming.yaml
index f2dbac68..72007aa0 100644
--- a/docs/modules/spark-k8s/examples/example-sparkapp-streaming.yaml
+++ b/docs/modules/spark-k8s/examples/example-sparkapp-streaming.yaml
@@ -6,7 +6,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: local:///stackable/spark/examples/src/main/python/streaming/hdfs_wordcount.py
   args:
diff --git a/docs/modules/spark-k8s/examples/getting_started/getting_started.sh b/docs/modules/spark-k8s/examples/getting_started/getting_started.sh
index 4dfe59b3..4a79f79a 100755
--- a/docs/modules/spark-k8s/examples/getting_started/getting_started.sh
+++ b/docs/modules/spark-k8s/examples/getting_started/getting_started.sh
@@ -58,7 +58,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: local:///stackable/spark/examples/src/main/python/pi.py
   driver:
diff --git a/docs/modules/spark-k8s/examples/getting_started/getting_started.sh.j2 b/docs/modules/spark-k8s/examples/getting_started/getting_started.sh.j2
index ad4ca29a..426a76e1 100755
--- a/docs/modules/spark-k8s/examples/getting_started/getting_started.sh.j2
+++ b/docs/modules/spark-k8s/examples/getting_started/getting_started.sh.j2
@@ -58,7 +58,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-0.0.0-dev
   mode: cluster
   mainApplicationFile: local:///stackable/spark/examples/src/main/python/pi.py
   driver:
diff --git a/docs/modules/spark-k8s/partials/supported-versions.adoc b/docs/modules/spark-k8s/partials/supported-versions.adoc
index f26a4c8e..fc374a5b 100644
--- a/docs/modules/spark-k8s/partials/supported-versions.adoc
+++ b/docs/modules/spark-k8s/partials/supported-versions.adoc
@@ -5,3 +5,4 @@
 - 3.2.1-hadoop3.2
 - 3.2.1-hadoop3.2-python39
 - 3.3.0-hadoop3
+- 3.4.0-hadoop3
diff --git a/examples/ny-tlc-report-external-dependencies.yaml b/examples/ny-tlc-report-external-dependencies.yaml
index 3f9ee16e..f69e1c9c 100644
--- a/examples/ny-tlc-report-external-dependencies.yaml
+++ b/examples/ny-tlc-report-external-dependencies.yaml
@@ -6,7 +6,7 @@ metadata:
   namespace: default
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   # Always | IfNotPresent | Never
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
diff --git a/examples/ny-tlc-report-image.yaml b/examples/ny-tlc-report-image.yaml
index db5d8e10..d5b74d23 100644
--- a/examples/ny-tlc-report-image.yaml
+++ b/examples/ny-tlc-report-image.yaml
@@ -8,7 +8,7 @@ spec:
   version: "1.0"
   # everything under /jobs will be copied to /stackable/spark/jobs
   image: docker.stackable.tech/stackable/ny-tlc-report:0.1.0
-  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/pyspark-k8s:3.3.0-stackable0.0.0-dev
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainApplicationFile: local:///stackable/spark/jobs/ny_tlc_report.py
diff --git a/examples/ny-tlc-report.yaml b/examples/ny-tlc-report.yaml
index 0d281e1c..8b58e4b4 100644
--- a/examples/ny-tlc-report.yaml
+++ b/examples/ny-tlc-report.yaml
@@ -13,7 +13,7 @@ metadata:
   name: spark-ny-cm
 spec:
   version: "1.0"
-  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.3.0
+  sparkImage: docker.stackable.tech/stackable/spark-k8s:3.3.0-stackable0.0.0-dev
   mode: cluster
   mainApplicationFile: s3a://my-bucket/ny-tlc-report-1.1.0-3.3.0.jar
   mainClass: tech.stackable.demo.spark.NYTLCReport
diff --git a/rust/crd/src/lib.rs b/rust/crd/src/lib.rs
index d144940f..5cd4c287 100644
--- a/rust/crd/src/lib.rs
+++ b/rust/crd/src/lib.rs
@@ -618,7 +618,7 @@ impl SparkApplication {
         }
         // ...before being added to the command collection
         for (key, value) in submit_conf {
-            submit_cmd.push(format!("--conf {key}={value}"));
+            submit_cmd.push(format!("--conf \"{key}={value}\""));
         }
 
         submit_cmd.extend(
@@ -939,7 +939,7 @@ spec:
   sparkImage: docker.stackable.tech/stackable/spark-k8s:3.2.1-hadoop3.2-python39-aws1.11.375-stackable0.3.0
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: s3a://stackable-spark-k8s-jars/jobs/spark-examples_2.12-3.2.1.jar
+  mainApplicationFile: s3a://stackable-spark-k8s-jars/jobs/spark-examples.jar
   sparkConf:
     "spark.hadoop.fs.s3a.aws.credentials.provider": "org.apache.hadoop.fs.s3a.AnonymousAWSCredentialsProvider"
   driver:
@@ -960,7 +960,7 @@ spec:
             spark_application.spec.main_class
         );
         assert_eq!(
-            Some("s3a://stackable-spark-k8s-jars/jobs/spark-examples_2.12-3.2.1.jar".to_string()),
+            Some("s3a://stackable-spark-k8s-jars/jobs/spark-examples.jar".to_string()),
             spark_application.spec.main_application_file
         );
         assert_eq!(
@@ -1113,7 +1113,7 @@ spec:
     - name: myregistrykey
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples_2.12-3.2.1.jar
+  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples.jar
   sparkConf:
     spark.kubernetes.node.selector.node: "2"
   driver:
diff --git a/rust/operator-binary/src/history_controller.rs b/rust/operator-binary/src/history_controller.rs
index 4af2938e..c7859003 100644
--- a/rust/operator-binary/src/history_controller.rs
+++ b/rust/operator-binary/src/history_controller.rs
@@ -536,9 +536,9 @@ fn command_args(s3logdir: &S3LogDir) -> Vec<String> {
 
     if let Some(secret_dir) = s3logdir.credentials_mount_path() {
         command.extend(vec![
-            format!("export AWS_ACCESS_KEY_ID=$(cat {secret_dir}/{ACCESS_KEY_ID})"),
+            format!("export AWS_ACCESS_KEY_ID=\"$(cat {secret_dir}/{ACCESS_KEY_ID})\""),
             "&&".to_string(),
-            format!("export AWS_SECRET_ACCESS_KEY=$(cat {secret_dir}/{SECRET_ACCESS_KEY})"),
+            format!("export AWS_SECRET_ACCESS_KEY=\"$(cat {secret_dir}/{SECRET_ACCESS_KEY})\""),
             "&&".to_string(),
         ]);
     }
diff --git a/tests/templates/kuttl/logging/05-deploy-automatic-log-config-spark-app.yaml.j2 b/tests/templates/kuttl/logging/05-deploy-automatic-log-config-spark-app.yaml.j2
index 32a4b650..16053929 100644
--- a/tests/templates/kuttl/logging/05-deploy-automatic-log-config-spark-app.yaml.j2
+++ b/tests/templates/kuttl/logging/05-deploy-automatic-log-config-spark-app.yaml.j2
@@ -6,12 +6,11 @@ metadata:
 spec:
   version: "1.0"
   sparkImage: docker.stackable.tech/stackable/spark-k8s:{{ test_scenario['values']['spark'].split('-stackable')[0] }}-stackable{{ test_scenario['values']['spark'].split('-stackable')[1] }}
-  sparkImagePullPolicy: IfNotPresent
   image: docker.stackable.tech/stackable/ny-tlc-report:{{ test_scenario['values']['ny-tlc-report'] }}
   vectorAggregatorConfigMapName: spark-vector-aggregator-discovery
   mode: cluster
   mainClass: org.apache.spark.examples.SparkALS
-  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar
+  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples.jar
   job:
     logging:
       enableVectorAgent: true
diff --git a/tests/templates/kuttl/logging/06-deploy-custom-log-config-spark-app.yaml.j2 b/tests/templates/kuttl/logging/06-deploy-custom-log-config-spark-app.yaml.j2
index 9e59a166..b3ee4007 100644
--- a/tests/templates/kuttl/logging/06-deploy-custom-log-config-spark-app.yaml.j2
+++ b/tests/templates/kuttl/logging/06-deploy-custom-log-config-spark-app.yaml.j2
@@ -40,12 +40,11 @@ metadata:
 spec:
   version: "1.0"
   sparkImage: docker.stackable.tech/stackable/spark-k8s:{{ test_scenario['values']['spark'].split('-stackable')[0] }}-stackable{{ test_scenario['values']['spark'].split('-stackable')[1] }}
-  sparkImagePullPolicy: IfNotPresent
   image: docker.stackable.tech/stackable/ny-tlc-report:{{ test_scenario['values']['ny-tlc-report'] }}
   vectorAggregatorConfigMapName: spark-vector-aggregator-discovery
   mode: cluster
   mainClass: org.apache.spark.examples.SparkALS
-  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar
+  mainApplicationFile: local:///stackable/spark/examples/jars/spark-examples.jar
   job:
     logging:
       enableVectorAgent: true
diff --git a/tests/templates/kuttl/logging/07-deploy-automatic-log-config-pyspark-app.yaml.j2 b/tests/templates/kuttl/logging/07-deploy-automatic-log-config-pyspark-app.yaml.j2
index 7dce0c13..939ecb7f 100644
--- a/tests/templates/kuttl/logging/07-deploy-automatic-log-config-pyspark-app.yaml.j2
+++ b/tests/templates/kuttl/logging/07-deploy-automatic-log-config-pyspark-app.yaml.j2
@@ -6,7 +6,6 @@ metadata:
 spec:
   version: "1.0"
   sparkImage: docker.stackable.tech/stackable/pyspark-k8s:{{ test_scenario['values']['spark'].split('-stackable')[0] }}-stackable{{ test_scenario['values']['spark'].split('-stackable')[1] }}
-  sparkImagePullPolicy: IfNotPresent
   vectorAggregatorConfigMapName: spark-vector-aggregator-discovery
   mode: cluster
   mainApplicationFile: local:///stackable/spark/examples/src/main/python/als.py
diff --git a/tests/templates/kuttl/logging/08-deploy-custom-log-config-pyspark-app.yaml.j2 b/tests/templates/kuttl/logging/08-deploy-custom-log-config-pyspark-app.yaml.j2
index 2addf6b9..3dcaa696 100644
--- a/tests/templates/kuttl/logging/08-deploy-custom-log-config-pyspark-app.yaml.j2
+++ b/tests/templates/kuttl/logging/08-deploy-custom-log-config-pyspark-app.yaml.j2
@@ -40,7 +40,6 @@ metadata:
 spec:
   version: "1.0"
   sparkImage: docker.stackable.tech/stackable/pyspark-k8s:{{ test_scenario['values']['spark'].split('-stackable')[0] }}-stackable{{ test_scenario['values']['spark'].split('-stackable')[1] }}
-  sparkImagePullPolicy: IfNotPresent
   vectorAggregatorConfigMapName: spark-vector-aggregator-discovery
   mode: cluster
   mainApplicationFile: local:///stackable/spark/examples/src/main/python/als.py
diff --git a/tests/templates/kuttl/spark-examples/10-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-examples/10-deploy-spark-app.yaml.j2
index a3d97806..3c48ff6c 100644
--- a/tests/templates/kuttl/spark-examples/10-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-examples/10-deploy-spark-app.yaml.j2
@@ -12,7 +12,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkALS
-  mainApplicationFile: "local:///stackable/spark/examples/jars/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar"
+  mainApplicationFile: "local:///stackable/spark/examples/jars/spark-examples.jar"
   job:
     logging:
       enableVectorAgent: {{ lookup('env', 'VECTOR_AGGREGATOR') | length > 0 }}
diff --git a/tests/templates/kuttl/spark-history-server/04-prepare-bucket.yaml.j2 b/tests/templates/kuttl/spark-history-server/04-prepare-bucket.yaml.j2
index 6535f39b..87436a23 100644
--- a/tests/templates/kuttl/spark-history-server/04-prepare-bucket.yaml.j2
+++ b/tests/templates/kuttl/spark-history-server/04-prepare-bucket.yaml.j2
@@ -4,10 +4,9 @@ kind: TestStep
 commands:
   # give minio enough time to start
   - command: sleep 10
-  - command: kubectl cp -n $NAMESPACE spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar minio-client:/tmp
+  - command: kubectl cp -n $NAMESPACE spark-examples_{{ test_scenario['values']['spark'].split('-stackable')[0] }}.jar minio-client:/tmp/spark-examples.jar
   - command: kubectl exec -n $NAMESPACE minio-client -- sh -c 'mc alias set test-minio http://test-minio:9000 $$MINIO_SERVER_ACCESS_KEY $$MINIO_SERVER_SECRET_KEY'
   - command: kubectl exec -n $NAMESPACE minio-client -- mc mb test-minio/my-bucket
   - command: kubectl exec -n $NAMESPACE eventlog-minio-client -- sh -c 'mc alias set eventlog-minio http://eventlog-minio:9000 $$MINIO_SERVER_ACCESS_KEY $$MINIO_SERVER_SECRET_KEY'
   - command: kubectl exec -n $NAMESPACE eventlog-minio-client -- mc mb eventlog-minio/spark-logs/eventlogs
-  - script: >-
-      kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar test-minio/my-bucket
+  - command: kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples.jar test-minio/my-bucket
diff --git a/tests/templates/kuttl/spark-history-server/10-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-history-server/10-deploy-spark-app.yaml.j2
index e144baf2..a8717ff3 100644
--- a/tests/templates/kuttl/spark-history-server/10-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-history-server/10-deploy-spark-app.yaml.j2
@@ -12,7 +12,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: "s3a://my-bucket/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar"
+  mainApplicationFile: "s3a://my-bucket/spark-examples.jar"
   s3connection:
     reference: spark-data-s3-connection
   logFileDirectory:
diff --git a/tests/templates/kuttl/spark-history-server/12-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-history-server/12-deploy-spark-app.yaml.j2
index 2f3e2871..ef042659 100644
--- a/tests/templates/kuttl/spark-history-server/12-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-history-server/12-deploy-spark-app.yaml.j2
@@ -12,7 +12,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: "s3a://my-bucket/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar"
+  mainApplicationFile: "s3a://my-bucket/spark-examples.jar"
   s3connection:
     reference: spark-data-s3-connection
   logFileDirectory:
diff --git a/tests/templates/kuttl/spark-history-server/spark-examples_2.12-3.3.0.jar b/tests/templates/kuttl/spark-history-server/spark-examples_3.3.0.jar
similarity index 100%
rename from tests/templates/kuttl/spark-history-server/spark-examples_2.12-3.3.0.jar
rename to tests/templates/kuttl/spark-history-server/spark-examples_3.3.0.jar
diff --git a/tests/templates/kuttl/spark-history-server/spark-examples_3.4.0.jar b/tests/templates/kuttl/spark-history-server/spark-examples_3.4.0.jar
new file mode 100644
index 00000000..da6bb311
Binary files /dev/null and b/tests/templates/kuttl/spark-history-server/spark-examples_3.4.0.jar differ
diff --git a/tests/templates/kuttl/spark-ny-public-s3/03-prepare-bucket.yaml.j2 b/tests/templates/kuttl/spark-ny-public-s3/03-prepare-bucket.yaml.j2
index 491f9a6b..b3b042e1 100644
--- a/tests/templates/kuttl/spark-ny-public-s3/03-prepare-bucket.yaml.j2
+++ b/tests/templates/kuttl/spark-ny-public-s3/03-prepare-bucket.yaml.j2
@@ -4,14 +4,10 @@ kind: TestStep
 commands:
   # give minio enough time to start
   - command: sleep 10
-  - command: kubectl cp -n $NAMESPACE ny-tlc-report-1.1.0-{{ test_scenario['values']['examples'] }}.jar  minio-client:/tmp
+  - command: kubectl cp -n $NAMESPACE ny-tlc-report-1.1.0-{{ test_scenario['values']['spark'].split('-stackable')[0] }}.jar  minio-client:/tmp/ny-tlc-report.jar
   - command: kubectl cp -n $NAMESPACE yellow_tripdata_2021-07.csv  minio-client:/tmp
   - command: kubectl exec -n $NAMESPACE minio-client -- sh -c 'mc alias set test-minio http://test-minio:9000 $$MINIO_SERVER_ACCESS_KEY $$MINIO_SERVER_SECRET_KEY'
   - command: kubectl exec -n $NAMESPACE minio-client -- mc mb test-minio/my-bucket
   - command: kubectl exec -n $NAMESPACE minio-client -- mc policy set public test-minio/my-bucket
-  - script: >-
-      kubectl exec -n $NAMESPACE minio-client --
-      mc cp /tmp/ny-tlc-report-1.1.0-{{ test_scenario['values']['examples'] }}.jar test-minio/my-bucket
-  - script: >-
-      kubectl exec -n $NAMESPACE minio-client --
-      mc cp /tmp/yellow_tripdata_2021-07.csv test-minio/my-bucket
+  - command: kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/ny-tlc-report.jar test-minio/my-bucket
+  - command: kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/yellow_tripdata_2021-07.csv test-minio/my-bucket
diff --git a/tests/templates/kuttl/spark-ny-public-s3/10-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-ny-public-s3/10-deploy-spark-app.yaml.j2
index 47e03495..cfc7535f 100644
--- a/tests/templates/kuttl/spark-ny-public-s3/10-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-ny-public-s3/10-deploy-spark-app.yaml.j2
@@ -20,7 +20,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: tech.stackable.demo.spark.NYTLCReport
-  mainApplicationFile: "s3a://my-bucket/ny-tlc-report-1.1.0-{{ test_scenario['values']['examples'] }}.jar"
+  mainApplicationFile: "s3a://my-bucket/ny-tlc-report.jar"
   volumes:
     - name: cm-job-arguments
       configMap:
diff --git a/tests/templates/kuttl/spark-ny-public-s3/ny-tlc-report-1.1.0-3.4.0.jar b/tests/templates/kuttl/spark-ny-public-s3/ny-tlc-report-1.1.0-3.4.0.jar
new file mode 100644
index 00000000..6466711d
Binary files /dev/null and b/tests/templates/kuttl/spark-ny-public-s3/ny-tlc-report-1.1.0-3.4.0.jar differ
diff --git a/tests/templates/kuttl/spark-pi-private-s3/04-prepare-bucket.yaml.j2 b/tests/templates/kuttl/spark-pi-private-s3/04-prepare-bucket.yaml.j2
index 565d4e1c..52d7bd3c 100644
--- a/tests/templates/kuttl/spark-pi-private-s3/04-prepare-bucket.yaml.j2
+++ b/tests/templates/kuttl/spark-pi-private-s3/04-prepare-bucket.yaml.j2
@@ -4,8 +4,7 @@ kind: TestStep
 commands:
   # give minio enough time to start
   - command: sleep 10
-  - command: kubectl cp -n $NAMESPACE spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar minio-client:/tmp
+  - command: kubectl cp -n $NAMESPACE spark-examples_{{ test_scenario['values']['spark'].split('-stackable')[0] }}.jar minio-client:/tmp/spark-examples.jar
   - command: kubectl exec -n $NAMESPACE minio-client -- sh -c 'mc alias set test-minio http://test-minio:9000 $$MINIO_SERVER_ACCESS_KEY $$MINIO_SERVER_SECRET_KEY'
   - command: kubectl exec -n $NAMESPACE minio-client -- mc mb test-minio/my-bucket
-  - script: >-
-      kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar test-minio/my-bucket
+  - command: kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples.jar test-minio/my-bucket
diff --git a/tests/templates/kuttl/spark-pi-private-s3/10-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-pi-private-s3/10-deploy-spark-app.yaml.j2
index 807e2123..32cd6028 100644
--- a/tests/templates/kuttl/spark-pi-private-s3/10-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-pi-private-s3/10-deploy-spark-app.yaml.j2
@@ -12,7 +12,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: s3a://my-bucket/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar
+  mainApplicationFile: s3a://my-bucket/spark-examples.jar
   s3connection:
     inline:
       host: test-minio
diff --git a/tests/templates/kuttl/spark-pi-private-s3/spark-examples_2.12-3.3.0.jar b/tests/templates/kuttl/spark-pi-private-s3/spark-examples_3.3.0.jar
similarity index 100%
rename from tests/templates/kuttl/spark-pi-private-s3/spark-examples_2.12-3.3.0.jar
rename to tests/templates/kuttl/spark-pi-private-s3/spark-examples_3.3.0.jar
diff --git a/tests/templates/kuttl/spark-pi-private-s3/spark-examples_3.4.0.jar b/tests/templates/kuttl/spark-pi-private-s3/spark-examples_3.4.0.jar
new file mode 100644
index 00000000..da6bb311
Binary files /dev/null and b/tests/templates/kuttl/spark-pi-private-s3/spark-examples_3.4.0.jar differ
diff --git a/tests/templates/kuttl/spark-pi-public-s3/03-prepare-bucket.yaml.j2 b/tests/templates/kuttl/spark-pi-public-s3/03-prepare-bucket.yaml.j2
index 94ce5723..e06a76c8 100644
--- a/tests/templates/kuttl/spark-pi-public-s3/03-prepare-bucket.yaml.j2
+++ b/tests/templates/kuttl/spark-pi-public-s3/03-prepare-bucket.yaml.j2
@@ -4,9 +4,8 @@ kind: TestStep
 commands:
   # give minio enough time to start
   - command: sleep 10
-  - command: kubectl cp -n $NAMESPACE spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar minio-client:/tmp
+  - command: kubectl cp -n $NAMESPACE spark-examples_{{ test_scenario['values']['spark'].split('-stackable')[0] }}.jar minio-client:/tmp/spark-examples.jar
   - command: kubectl exec -n $NAMESPACE minio-client -- sh -c 'mc alias set test-minio http://test-minio:9000 $$MINIO_SERVER_ACCESS_KEY $$MINIO_SERVER_SECRET_KEY'
   - command: kubectl exec -n $NAMESPACE minio-client -- mc mb test-minio/my-bucket
   - command: kubectl exec -n $NAMESPACE minio-client -- mc policy set public test-minio/my-bucket
-  - script: >-
-      kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar test-minio/my-bucket
+  - command: kubectl exec -n $NAMESPACE minio-client -- mc cp /tmp/spark-examples.jar test-minio/my-bucket
diff --git a/tests/templates/kuttl/spark-pi-public-s3/10-deploy-spark-app.yaml.j2 b/tests/templates/kuttl/spark-pi-public-s3/10-deploy-spark-app.yaml.j2
index a16012ff..0565659a 100644
--- a/tests/templates/kuttl/spark-pi-public-s3/10-deploy-spark-app.yaml.j2
+++ b/tests/templates/kuttl/spark-pi-public-s3/10-deploy-spark-app.yaml.j2
@@ -12,7 +12,7 @@ spec:
   sparkImagePullPolicy: IfNotPresent
   mode: cluster
   mainClass: org.apache.spark.examples.SparkPi
-  mainApplicationFile: s3a://my-bucket/spark-examples_2.12-{{ test_scenario['values']['examples'] }}.jar
+  mainApplicationFile: s3a://my-bucket/spark-examples.jar
   s3connection:
     inline:
       host: test-minio
diff --git a/tests/templates/kuttl/spark-pi-public-s3/spark-examples_2.12-3.3.0.jar b/tests/templates/kuttl/spark-pi-public-s3/spark-examples_3.3.0.jar
similarity index 100%
rename from tests/templates/kuttl/spark-pi-public-s3/spark-examples_2.12-3.3.0.jar
rename to tests/templates/kuttl/spark-pi-public-s3/spark-examples_3.3.0.jar
diff --git a/tests/templates/kuttl/spark-pi-public-s3/spark-examples_3.4.0.jar b/tests/templates/kuttl/spark-pi-public-s3/spark-examples_3.4.0.jar
new file mode 100644
index 00000000..da6bb311
Binary files /dev/null and b/tests/templates/kuttl/spark-pi-public-s3/spark-examples_3.4.0.jar differ
diff --git a/tests/test-definition.yaml b/tests/test-definition.yaml
index 001761fd..d48703e8 100644
--- a/tests/test-definition.yaml
+++ b/tests/test-definition.yaml
@@ -10,64 +10,46 @@ dimensions:
   - name: spark
     values:
       - 3.3.0-stackable0.0.0-dev
+      - 3.4.0-stackable0.0.0-dev
   - name: ny-tlc-report
     values:
       - 0.1.0
-  - name: examples
-    values:
-      - 3.3.0
 tests:
   - name: spark-history-server
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: spark-pi-private-s3
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: spark-pi-public-s3
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: spark-ny-public-s3
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: spark-examples
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: pyspark-ny-public-s3
     dimensions:
       - spark
-      - stackable
       - openshift
   - name: pyspark-ny-public-s3-image
     dimensions:
       - spark
-      - stackable
       - ny-tlc-report
       - openshift
   - name: resources
     dimensions:
       - spark
-      - stackable
       - openshift
-      - examples
   - name: logging
     dimensions:
       - spark
-      - stackable
       - ny-tlc-report
       - openshift
-      - examples