diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fab1ee4d..73b764d2 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,6 +4,9 @@ on:
     branches: [master]
   pull_request:
     branches: [master]
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
   build: