diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index f8e749d..323066a 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -22,6 +22,10 @@ on:
       - 'requirements*.txt'
       - '.github/workflows/e2e.yml'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   e2e:
     runs-on: ubuntu-gpu