diff --git a/.github/workflows/hex-publish.yml b/.github/workflows/hex-publish.yml
new file mode 100644
index 0000000..4592c83
--- /dev/null
+++ b/.github/workflows/hex-publish.yml
@@ -0,0 +1,18 @@
+name: Hex Publish
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out
+        uses: actions/checkout@v2
+
+      - name: Publish to Hex.pm
+        uses: erlangpack/github-action@v1
+        env:
+          HEX_API_KEY: ${{ secrets.HEX_API_KEY }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index fbd2a96..8dba323 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
 
     strategy:
       matrix:
-        otp_version: [21.3, 22.3, 23.2.5, 24.0.1]
+        otp_version: [22.3, 23.2.5, 24.0.1]
         os: [ubuntu-latest]
 
     container: