diff --git a/.github/workflows/gradle_build.yml b/.github/workflows/gradle_build.yml
index 56c11e193..d16242f2f 100644
--- a/.github/workflows/gradle_build.yml
+++ b/.github/workflows/gradle_build.yml
@@ -17,10 +17,10 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
+        java-version: '21'
         distribution: 'temurin'
         cache: gradle
 
diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index 04b26b422..bba23333a 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -12,10 +12,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
+        java-version: '21'
         distribution: 'temurin'
         
     - name: Grant execute permission for gradlew