diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index b1c98e5..bfa9073 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -10,6 +10,10 @@ on:
       - main
       - master
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 jobs:
   tests:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/cs.yaml b/.github/workflows/cs.yaml
index 0152385..363ca83 100644
--- a/.github/workflows/cs.yaml
+++ b/.github/workflows/cs.yaml
@@ -10,6 +10,10 @@ on:
       - main
       - master
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 jobs:
   coding-standards:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/e2e-tests.yaml b/.github/workflows/e2e-tests.yaml
index ca68484..78c8783 100644
--- a/.github/workflows/e2e-tests.yaml
+++ b/.github/workflows/e2e-tests.yaml
@@ -10,6 +10,10 @@ on:
       - main
       - master
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 jobs:
   tests:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/mt.yaml b/.github/workflows/mt.yaml
index a9e30fd..fc05c5c 100644
--- a/.github/workflows/mt.yaml
+++ b/.github/workflows/mt.yaml
@@ -10,6 +10,10 @@ on:
       - main
       - master
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 jobs:
   mutation-testing:
     runs-on: ubuntu-latest