diff --git a/.github/workflows/stubtest_stdlib.yml b/.github/workflows/stubtest_stdlib.yml
index 57f10c3a0..3fed32946 100644
--- a/.github/workflows/stubtest_stdlib.yml
+++ b/.github/workflows/stubtest_stdlib.yml
@@ -19,6 +19,10 @@ permissions:
 env:
   PIP_DISABLE_PIP_VERSION_CHECK: 1
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   stubtest-stdlib:
     name: Check stdlib with stubtest
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 481c3a636..f56ace97f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,6 +16,10 @@ permissions:
 env:
   PIP_DISABLE_PIP_VERSION_CHECK: 1
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   file-consistency:
     name: Check file consistency
diff --git a/.github/workflows/typecheck_typeshed_code.yml b/.github/workflows/typecheck_typeshed_code.yml
index e28b99221..f13d6be9b 100644
--- a/.github/workflows/typecheck_typeshed_code.yml
+++ b/.github/workflows/typecheck_typeshed_code.yml
@@ -19,6 +19,10 @@ permissions:
 env:
   PIP_DISABLE_PIP_VERSION_CHECK: 1
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   mypy:
     name: Run mypy against the scripts and tests directories