diff --git a/.github/workflows/asan.yml b/.github/workflows/asan.yml
index 9031f3d..f686133 100644
--- a/.github/workflows/asan.yml
+++ b/.github/workflows/asan.yml
@@ -7,6 +7,10 @@ on:
     pull_request:
     workflow_dispatch:
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_id || github.event.pull_request.number || github.ref }}
+    cancel-in-progress: true
+
 jobs:
     test-cargo:
         runs-on: ubuntu-latest
diff --git a/.github/workflows/check-style.yml b/.github/workflows/check-style.yml
index 850df2d..0e490ab 100644
--- a/.github/workflows/check-style.yml
+++ b/.github/workflows/check-style.yml
@@ -5,6 +5,10 @@ on:
             - main
     pull_request:
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_id || github.event.pull_request.number || github.ref }}
+    cancel-in-progress: true
+
 jobs:
     check-ts-style:
         runs-on: ubuntu-latest
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bf5e74b..836c73a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,6 +9,10 @@ on:
 env:
     CARGO_TERM_COLOR: always
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_id || github.event.pull_request.number || github.ref }}
+    cancel-in-progress: true
+
 jobs:
     test-cargo:
         runs-on: ubuntu-latest