diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index b900b5a7..29bf0b6f 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -1,10 +1,13 @@
 ---
 name: Publish docs
 on:
-  workflow_dispatch:
+  pull_request:
+    types: [opened, synchronize]
+    paths:
+      - "cmd/docgen.go"
+      - "**.md"
   push:
-    branches: ['docs*']
-    tags: ['v*']
+    branches: [main]
 
 jobs:
   publish-docs: