diff --git a/.github/workflows/gobuild.yml b/.github/workflows/gobuild.yml
index e7ac404..06616b9 100644
--- a/.github/workflows/gobuild.yml
+++ b/.github/workflows/gobuild.yml
@@ -17,6 +17,10 @@ permissions:
   contents: read
   pull-requests: read
 
+concurrency:
+  group: iamme-build-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   lint:
     name: lint
diff --git a/.github/workflows/gosec.yml b/.github/workflows/gosec.yml
index 3572753..d47c60a 100644
--- a/.github/workflows/gosec.yml
+++ b/.github/workflows/gosec.yml
@@ -11,6 +11,10 @@ on:
     paths:
       - "**.go"
 
+concurrency:
+  group: iamme-gosec-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   gosec:
     runs-on: ubuntu-latest