diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 3b44597..029b078 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -23,11 +23,15 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v3
       with:
-        java-version: '17'
+        java-version: '21'
         distribution: 'temurin'
+        
+    - name: Make gradlew executable
+      run: chmod +x ./gradlew
+      
     - name: Build with Gradle
       uses: gradle/gradle-build-action@67421db6bd0bf253fb4bd25b31ebb98943c375e1
       with: