diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 1cf110226..30854da74 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -63,7 +63,7 @@ jobs:
           python-version: ${{ matrix.python }}
 
       - name: Register Problem Matchers
-        if: ${{ matrix.java == '17' }}
+        if: ${{ matrix.java == '21' }}
         id: problem_matchers
         run: |
           echo "::add-matcher::.github/openhab-compile-problems.json"