diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e388d7e..a13e56d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -28,6 +28,10 @@ jobs:
           release_name: Release ${{ steps.versioning.outputs.version }}
           draft: false
           prerelease: false
+      - uses: actions/checkout@v2.3.4
+        with:
+          ref: pdf
+          path: slides
       - name: Upload Release Asset
         id: upload-release-asset 
         uses: actions/upload-release-asset@v1