diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ece95547fee..921e84d6942 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -48,6 +48,16 @@ jobs:
       - name: Show Matrix
         run: echo '${{ steps.prepare-matrix.outputs.matrix }}'
 
+  debug:
+    name: Debug matrix
+    runs-on: ubuntu-latest
+    steps:
+      - name: Debug matrix
+        run: echo ${{ needs.prepare-matrix.outputs.matrix }}
+      - name: Debug fromJson
+        run: echo ${{ fromJson(needs.prepare-matrix.outputs.matrix) }}
+
+
   quality:
     name: Ensure Quality