diff --git a/.github/workflows/test-action.yml b/.github/workflows/test-action.yml
index 015eaef..04dce5a 100644
--- a/.github/workflows/test-action.yml
+++ b/.github/workflows/test-action.yml
@@ -25,7 +25,7 @@ jobs:
 
       - name: Output matrix
         run: |
-          jq '.' <<< "${{ steps.create-matrix.matrix }}"
+          jq '.' <<< ${{ steps.create-matrix.outputs.matrix }}
 
   test-setup-action:
     name: 'Test setup-get-tested action'