diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f37df27f45..b6feaafdca 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,6 +12,10 @@ on:
   check_suite:
     types: [rerequested]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   test:
     runs-on: ubuntu-20.04
diff --git a/.github/workflows/ports_windows.yml b/.github/workflows/ports_windows.yml
index 6339746066..cb78632e83 100644
--- a/.github/workflows/ports_windows.yml
+++ b/.github/workflows/ports_windows.yml
@@ -12,6 +12,10 @@ on:
       - 'ports/unix/**'
       - 'ports/windows/**'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: windows-2019
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 02db3b2c61..52e2d2b714 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -8,6 +8,10 @@ on:
   pull_request:
   push:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   pre-commit:
     runs-on: ubuntu-20.04