diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index d22bcea..fb3bb77 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -13,15 +13,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up JDK 21
-        uses: actions/setup-java@v4
-        with:
-          java-version: '21'
-          distribution: 'temurin'
-          cache: 'maven'
-
-      - name: Run Maven Tests
-        run: mvn clean test
+      - name: Run Maven Tests in Docker
+        run: |
+          docker run --rm \
+            -v ${{ github.workspace }}:/app \
+            -w /app \
+            maven:3.9.6-eclipse-temurin-21 \
+            mvn clean test
 
   deploy:
     name: Build & Run in Docker Container