diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 699c4ba..69903ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,5 +1,9 @@
 name: ci
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   schedule:
     - cron: '0 10 * * *'
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9815c9f..04e2871 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,5 +1,9 @@
 name: test
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   push:
     branches:
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index c92889f..b09f725 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -1,5 +1,9 @@
 name: validate
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   push:
     branches: