diff --git a/.github/workflows/integrationtest.yml b/.github/workflows/integrationtest.yml
index ceef0533..4bcd8e1d 100644
--- a/.github/workflows/integrationtest.yml
+++ b/.github/workflows/integrationtest.yml
@@ -6,11 +6,15 @@
 # Instead, it is the right thing that the CI always covers the whole repository
 # and that it is as stable as possible.
 name: "Integration Test"
-# Run on every push (tag, branch) and pull_request
-on: [pull_request, push, merge_group]
+on:
+  merge_group:
+  pull_request:
+  push:
+    branches: [main]
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}-${{ github.event_name }}
-  cancel-in-progress: true
+  # Keep a result for every commit on main.
+  cancel-in-progress: ${{ github.event_name != 'push' }}
 env:
   CARGO_TERM_COLOR: always
 jobs:
diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index 7b0d7f0c..3ecbcb1b 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -1,8 +1,13 @@
 name: QA
-on: [pull_request, push, merge_group]
+on:
+  merge_group:
+  pull_request:
+  push:
+    branches: [main]
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}-${{ github.event_name }}
-  cancel-in-progress: true
+  # Keep a result for every commit on main.
+  cancel-in-progress: ${{ github.event_name != 'push' }}
 jobs:
   spellcheck:
     name: Spellcheck
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index cd6f92a2..c127732a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -6,11 +6,16 @@
 # Instead, it is the right thing that the CI always covers the whole repository
 # and that it is as stable as possible.
 name: "Cargo workspace"
-# Run on every push (tag, branch) and pull_request
-on: [pull_request, push, workflow_dispatch, merge_group]
+on:
+  merge_group:
+  pull_request:
+  push:
+    branches: [main]
+  workflow_dispatch:
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}-${{ github.event_name }}
-  cancel-in-progress: true
+  # Keep a result for every commit on main.
+  cancel-in-progress: ${{ github.event_name != 'push' }}
 env:
   CARGO_TERM_COLOR: always
 jobs: