diff --git a/.github/workflows/semver.yml b/.github/workflows/semver.yml
new file mode 100644
index 0000000..d67d4ed
--- /dev/null
+++ b/.github/workflows/semver.yml
@@ -0,0 +1,18 @@
+---
+name: Auto Semver
+on:
+  pull_request_target:
+    types: closed
+    branches:
+      - main
+jobs:
+  update:
+    if: github.event.pull_request.merged == true
+    runs-on: ubuntu-latest
+    steps:
+      - name: Run Auto Semver
+        uses: discoverygarden/auto-semver@v1
+      - name: Update Major Tag
+        uses: discoverygarden/action-major-tag@v1
+        with:
+          prefix: 'v'