diff --git a/.github/workflows/build-push.yaml b/.github/workflows/build-push.yaml
index f7d3dc92..1d98487e 100644
--- a/.github/workflows/build-push.yaml
+++ b/.github/workflows/build-push.yaml
@@ -23,6 +23,11 @@ jobs:
     steps:
       - name: Check out repository
         uses: actions/checkout@v3
+      - name: Set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          java-version: '11'
+          distribution: 'temurin'
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx
diff --git a/.github/workflows/run-tests.yaml b/.github/workflows/run-tests.yaml
index a564764e..6297f368 100644
--- a/.github/workflows/run-tests.yaml
+++ b/.github/workflows/run-tests.yaml
@@ -1,8 +1,6 @@
 name: Numaflow Java CI
 
 on:
-  push:
-    branches: [ main ]
   pull_request:
     branches: [ main ]
 
diff --git a/update_examples.sh b/update_examples.sh
index b4c04cd1..e4cb78e8 100755
--- a/update_examples.sh
+++ b/update_examples.sh
@@ -126,7 +126,7 @@ elif (( usingBuildPushExample )); then
     exit 1
   fi
   cd examples || exit
-  if ! mvn jib:dockerBuild@"$executionID" -Ddocker.tag="$tag"; then
+  if ! mvn clean install jib:dockerBuild@"$executionID" -Ddocker.tag="$tag"; then
     echo "Error: failed to build example image $executionID" >&2
     exit 1
   fi