diff --git a/.github/workflows/github-opengjk-examples.yml b/.github/workflows/github-opengjk-examples.yml
index d3bcc71..471e1fb 100644
--- a/.github/workflows/github-opengjk-examples.yml
+++ b/.github/workflows/github-opengjk-examples.yml
@@ -24,7 +24,7 @@ jobs:
 
   CSharp:
     runs-on: ubuntu-latest
-    container: mmontanari/devenv:mono:latest
+    container: mono:latest
     steps:
       - name: Check out repository code
         uses: actions/checkout@v3