diff --git a/.github/workflows/generator-tests.yaml b/.github/workflows/generator-tests.yaml
index 2e9a5899f7a..2785163d6d9 100644
--- a/.github/workflows/generator-tests.yaml
+++ b/.github/workflows/generator-tests.yaml
@@ -15,6 +15,10 @@ on:
       - '.github/workflows/generator-tests.yaml'
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
 jobs:
   presubmit:
     if: github.event_name == 'pull_request'
diff --git a/.github/workflows/presubmit-bun.yml b/.github/workflows/presubmit-bun.yml
index 6aa9910c551..034e3a0f25e 100644
--- a/.github/workflows/presubmit-bun.yml
+++ b/.github/workflows/presubmit-bun.yml
@@ -5,6 +5,10 @@ on:
   pull_request:
 name: presubmit-bun
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 env:
   JS_RUNTIME: bun
   MOCHA_PARALLEL: 'false'
diff --git a/.github/workflows/presubmit.yaml b/.github/workflows/presubmit.yaml
index 385220b2fe6..675a0988b9a 100644
--- a/.github/workflows/presubmit.yaml
+++ b/.github/workflows/presubmit.yaml
@@ -4,6 +4,11 @@ permissions:
 on:
   pull_request:
 name: presubmit
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   setup:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/windows-presubmit.yaml b/.github/workflows/windows-presubmit.yaml
index afd68aee344..d883e5d22c3 100644
--- a/.github/workflows/windows-presubmit.yaml
+++ b/.github/workflows/windows-presubmit.yaml
@@ -4,6 +4,11 @@ permissions:
 on:
   pull_request:
 name: presubmit-windows
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   setup:
     runs-on: ubuntu-latest