diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 20e20ac3e..644f92f44 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,7 +5,7 @@ on:
     branches: [ master ]
   pull_request:
     branches: [ master ]
-
+  merge_group:
 
 jobs:
   build:
@@ -74,26 +74,36 @@ jobs:
     env:
       MAVEN_OPTS: -Xmx2g
 
-# the following is what matsim-libs has.  Don't know why it is needed.  kai, apr'26
-
-  verify-all-jobs-successful:
-    # always() - to ensure this job is executed (regardless of the status of the previous job)
-    # run if push or pull_requests from fork
-    if: always() && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
-    needs: build
+  test_all:
     runs-on: ubuntu-latest
+    needs: build
+    if: always()
+    steps:
+      - run: |
+          if [[ "${{ needs.build.result }}" != "success" ]]; then
+            exit 1
+          fi
 
-    # When running this workflow for internal PRs "verify-all-jobs-successful" is marked as skipped,
-    # which GitHub takes as a green flag and will allow merging before "verify-all-jobs-successful"
-    # is completed for the push event.
-    # One way to avoid this is to create a job from a matrix on the fly. They will be created for
-    # push events and PR events from forks (but not for PR events coming from internal forks),
-    # so we can safely add a check "verify-all-jobs-successful (push-or-external-PR)"
-    strategy:
-      matrix:
-        name: [ "push-or-external-PR" ]
+# the following is what matsim-libs has.  Don't know why it is needed.  kai, apr'26
 
-    steps:
-      - name: check if the whole job matrix is successful
-        if: needs.build.result != 'success'
-        run: exit 1 # fail if "build" was not successful
+  # verify-all-jobs-successful:
+  #   # always() - to ensure this job is executed (regardless of the status of the previous job)
+  #   # run if push or pull_requests from fork
+  #   if: always() && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
+  #   needs: build
+  #   runs-on: ubuntu-latest
+
+  #   # When running this workflow for internal PRs "verify-all-jobs-successful" is marked as skipped,
+  #   # which GitHub takes as a green flag and will allow merging before "verify-all-jobs-successful"
+  #   # is completed for the push event.
+  #   # One way to avoid this is to create a job from a matrix on the fly. They will be created for
+  #   # push events and PR events from forks (but not for PR events coming from internal forks),
+  #   # so we can safely add a check "verify-all-jobs-successful (push-or-external-PR)"
+  #   strategy:
+  #     matrix:
+  #       name: [ "push-or-external-PR" ]
+
+  #   steps:
+  #     - name: check if the whole job matrix is successful
+  #       if: needs.build.result != 'success'
+  #       run: exit 1 # fail if "build" was not successful