diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
index 6825bcd..57f9807 100644
--- a/.forgejo/workflows/ci.yml
+++ b/.forgejo/workflows/ci.yml
@@ -3,7 +3,11 @@ on: [push, pull_request]
 jobs:
   build:
     runs-on: ubuntu-latest
+    container:
+      image: maven:3.9-eclipse-temurin-17
     steps:
       - run: |
-          git clone "${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git" repo && cd repo && git checkout "$GITHUB_SHA"
+          apt-get update -qq && apt-get install -y -qq git >/dev/null 2>&1
+          git clone "${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git" repo
+          cd repo && git checkout "$GITHUB_SHA"
           cd boot && mvn -q -B -DskipTests=false test