diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9f8d4466..5c8598d9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,10 @@ on:
 env:
   CARGO_TERM_COLOR: always
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index e8a0426c..7a3024d0 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -15,6 +15,10 @@ on:
   pull_request_target:
     types: [opened, synchronize, reopened]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 env:
   AWS_REGION: us-east-1