diff --git a/.github/workflows/lint-prettier.yml b/.github/workflows/lint-prettier.yml
index 41c746117..b5677fc63 100644
--- a/.github/workflows/lint-prettier.yml
+++ b/.github/workflows/lint-prettier.yml
@@ -2,6 +2,11 @@ name: Lint & Prettier
 on:
   pull_request:
     branches: [main, dev]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   lint:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 5b2cfe08b..c522f18c1 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -9,6 +9,10 @@ on:
 permissions:
   pull-requests: write
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   scout:
     # Docker Hub secrets are not exposed to pull requests from forks, so the