diff --git a/.github/workflows/ci-docs.yaml b/.github/workflows/ci-docs.yaml
index f8e2cb6dac..3df31f4a91 100644
--- a/.github/workflows/ci-docs.yaml
+++ b/.github/workflows/ci-docs.yaml
@@ -4,7 +4,7 @@ name: ci-docs
 # Trigger the workflow when:
 on:
   # A push occurs to one of the matched branches.
-  push:
+  pull_request:
     branches:
       - main