diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 0f9b253..2bfa625 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -1,7 +1,12 @@
 name: CI (SIAX Cloud)
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+# CI-02 concurrency (N6): en ny commit på samma PR/gren avbryter den inaktuella körningen.
 concurrency:
-  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  group: ${{ gitea.workflow }}-${{ gitea.ref }}
   cancel-in-progress: true
 jobs:
   quality:
diff --git a/.gitea/workflows/masterplan-lock.yml b/.gitea/workflows/masterplan-lock.yml
index 272ce1b..315ac76 100644
--- a/.gitea/workflows/masterplan-lock.yml
+++ b/.gitea/workflows/masterplan-lock.yml
@@ -2,6 +2,9 @@ name: Masterplan Lock
 on:
   schedule:
     - cron: "0 4 * * *"
+concurrency:
+  group: ${{ gitea.workflow }}
+  cancel-in-progress: false
 jobs:
   lock:
     runs-on: ubuntu-latest