diff --git a/.github/workflows/semver-branches.yml b/.github/workflows/semver-branches.yml
new file mode 100644
index 0000000..08b5e65
--- /dev/null
+++ b/.github/workflows/semver-branches.yml
@@ -0,0 +1,50 @@
+name: Create SemVer Branches
+
+on:
+  release:
+    types:
+      - published
+
+permissions:
+  contents: write
+
+jobs:
+  semver-branches:
+    name: Create SemVer Branches
+    runs-on: ubuntu-latest
+    if:
+      github.event_name == 'release' &&
+      startsWith(github.event.release.tag_name, 'v')
+
+    steps:
+      - name: Update semver major & minor branches
+        uses: actions/github-script@v7
+        with:
+          script: |-
+            const tagName = context.payload.release.tag_name;
+
+            if (!(new RegExp(/^v\d+[.]\d+[.]\d+$/)).test(tagName)) {
+              core.setFailed("Tag is not semver");
+              return
+            }
+
+            const [x, y, z] = tagName.slice(1).split(".");
+
+            for (const elm of [`${x}`, `${x}.${y}`]) {
+              try {
+                await github.rest.git.createRef({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  ref: `refs/heads/v${elm}`,
+                  sha: context.sha,
+                });
+              } catch (error) {
+                await github.rest.git.updateRef({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  ref: `heads/v${elm}`,
+                  sha: context.sha,
+                  force: true,
+                });
+              }
+            }