diff --git a/.travis.yml b/.travis.yml
index a263e94..5652b04 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,10 +13,10 @@ env:
     - secure: "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"
   matrix:
     # The empty SCALAJS_VERSION will only compile for the JVM
-    - SCALAJS_VERSION=         ADOPTOPENJDK=8
-    - SCALAJS_VERSION=0.6.28   ADOPTOPENJDK=8
-    - SCALAJS_VERSION=1.0.0-M8 ADOPTOPENJDK=8
-    - SCALAJS_VERSION=         ADOPTOPENJDK=11
+    - SCALAJS_VERSION=         ADOPTOPENJDK=8  MODULE=scala-collection-contrib
+    - SCALAJS_VERSION=0.6.28   ADOPTOPENJDK=8  MODULE=scala-collection-contribJS
+    - SCALAJS_VERSION=1.0.0-M8 ADOPTOPENJDK=8  MODULE=scala-collection-contribJS
+    - SCALAJS_VERSION=         ADOPTOPENJDK=11 MODULE=scala-collection-contrib
 
 before_install:
   # adding $HOME/.sdkman to cache would create an empty directory, which interferes with the initial installation
@@ -40,6 +40,8 @@ before_cache:
 cache:
   directories:
   - $HOME/.ivy2/cache
+  - $HOME/.coursier
+  - $HOME/.sbt/1.0
   - $HOME/.sbt/boot
   - $HOME/.sbt/launchers
   - $HOME/.sdkman
diff --git a/admin/build.sh b/admin/build.sh
index c1089be..fd26f14 100755
--- a/admin/build.sh
+++ b/admin/build.sh
@@ -33,7 +33,7 @@ if [[ "$TRAVIS_TAG" =~ $tagPat ]]; then
     currentJvmVer=$(java -version 2>&1 | awk -F '"' '/version/ {print $2}' | sed 's/^1\.//' | sed 's/[^0-9].*//')
     echo "Releasing $tagVer with Scala $TRAVIS_SCALA_VERSION on Java version $currentJvmVer."
 
-    publishTask="publishSigned"
+    publishTask="$MODULE/publishSigned"
 
     cat admin/gpg.sbt >> project/plugins.sbt
     cp admin/publish-settings.sbt .
@@ -45,4 +45,4 @@ if [[ "$TRAVIS_TAG" =~ $tagPat ]]; then
   fi
 fi
 
-sbt "++$TRAVIS_SCALA_VERSION" "$publishVersion" "clean" "test" "publishLocal" "$publishTask"
+sbt "++$TRAVIS_SCALA_VERSION" "$publishVersion" "$MODULE/clean" "$MODULE/test" "$publishTask"