diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 82c7616..cca174a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -60,11 +60,11 @@ jobs:
 
 
   test:
-    needs: build-rest
+    needs: [matrix, build-rest]
     strategy:
       fail-fast: false
       matrix:
-        subimage: ${{ fromJson(needs.matrix.outputs.core) }}
+        subimage: ${{ fromJson(needs.matrix.outputs.all) }}
     runs-on: ubuntu-latest
     env:
       DOCKER_IMAGE_TAG: sha-${{ github.sha }}  # needed to run the correct version through the wrapper