diff --git a/.github/workflows/btest.yml b/.github/workflows/btest.yml
index 4b9d0bd..6fc6f9b 100644
--- a/.github/workflows/btest.yml
+++ b/.github/workflows/btest.yml
@@ -8,6 +8,10 @@ on:
       - 'v*'
       - '!v*-dev'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ !startsWith(github.ref, 'refs/tags/') }}
+
 jobs:
   Run-BTest:
     strategy:
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 3592568..c0ced7e 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -5,6 +5,10 @@ on:
   push:
     branches: [master]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ !startsWith(github.ref, 'refs/tags/') }}
+
 jobs:
   pre-commit:
     runs-on: ubuntu-latest