diff --git a/TestVectors/runtimes/java/build.gradle.kts b/TestVectors/runtimes/java/build.gradle.kts
index d5839b95c..62b9cf443 100644
--- a/TestVectors/runtimes/java/build.gradle.kts
+++ b/TestVectors/runtimes/java/build.gradle.kts
@@ -90,7 +90,7 @@ dependencies {
     implementation("software.amazon.smithy.dafny:conversion:${smithyDafnyJavaConversionVersion}")
     implementation("software.amazon.cryptography:aws-cryptographic-material-providers:${mplVersion}")
     implementation("software.amazon.cryptography:aws-database-encryption-sdk-dynamodb:${ddbecVersion}")
-    implementation("software.amazon.cryptography:TestAwsCryptographicMaterialProviders:1.8.0-SNAPSHOT")
+    implementation("software.amazon.cryptography:TestAwsCryptographicMaterialProviders:${mplVersion}")
 
     implementation(platform("software.amazon.awssdk:bom:2.26.25"))
     implementation("software.amazon.awssdk:dynamodb")
diff --git a/submodules/MaterialProviders b/submodules/MaterialProviders
index 9c80544bb..75f81e2b8 160000
--- a/submodules/MaterialProviders
+++ b/submodules/MaterialProviders
@@ -1 +1 @@
-Subproject commit 9c80544bbfeac5547915aa93795f9b79eac7db6b
+Subproject commit 75f81e2b86a528d5d8bb3429276d85ae37796c86