diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
new file mode 100644
index 0000000..bd9233d
--- /dev/null
+++ b/.github/workflows/semgrep.yml
@@ -0,0 +1,19 @@
+name: Semgrep
+on:
+  pull_request: {}
+  push:
+    branches: ["master", "main"]
+permissions:
+  contents: read
+jobs:
+  semgrep:
+    name: Scan
+    runs-on: ubuntu-latest
+    container:
+      image: returntocorp/semgrep
+    if: (github.actor != 'dependabot[bot]' && github.actor != 'snyk-bot')
+    steps:
+      - uses: actions/checkout@v3
+      - run: semgrep ci
+        env:
+          SEMGREP_APP_TOKEN: ${{ secrets.SEMGREP_APP_TOKEN }}