diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2208d33..aa9f3e7 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -153,7 +153,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ windows-latest, ubuntu-latest ]
+        os: [ macos-latest, windows-latest, ubuntu-latest]
     runs-on: ${{ matrix.os }}
     name: Execute on ${{ matrix.os }} runner
     steps:
diff --git a/action.yml b/action.yml
index 4a9f392..4dbf772 100644
--- a/action.yml
+++ b/action.yml
@@ -44,6 +44,11 @@ branding:
 runs:
   using: 'composite'
   steps:
+    - uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: 21
+
     - id: diff-generator
       env:
         INPUT_PROJECT: ${{ inputs.project }}
diff --git a/entrypoint.sh b/entrypoint.sh
index cd49e1e..425964d 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -20,7 +20,6 @@ if [ "$INPUT_DEBUG" == "true" ]; then
   echo "download finished"
   echo "$JAVA_HOME"
   java -version
-  ls -al
 fi
 
 current_head=$(git rev-parse HEAD)