diff --git a/.github/workflows/build-doc-site.yml b/.github/workflows/build-doc-site.yml
index a2f96b37..6db176a2 100644
--- a/.github/workflows/build-doc-site.yml
+++ b/.github/workflows/build-doc-site.yml
@@ -3,6 +3,10 @@ on:
   push:
     branches:
       - main
+  pull_request:
+    branches:
+      - main
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -31,6 +35,7 @@ jobs:
           path: "./doc/mkdocs/site"
 
   deploy:
+    if: ${{ github.ref_name == 'main'}}
     runs-on: ubuntu-latest
     needs: build