diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 4156d7ba..1cf648dc 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,6 +12,10 @@ on:
       - develop
       - /^release\/.*$/
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   Docs:
     runs-on: ubuntu-20.04