diff --git a/.github/workflows/manual.yml b/.github/workflows/manual.yml
index 2f2b96b..04ac617 100644
--- a/.github/workflows/manual.yml
+++ b/.github/workflows/manual.yml
@@ -36,7 +36,7 @@ jobs:
         run: nix build .#manual -L
 
       - name: Deploy manual
-        uses: JamesIves/github-pages-deploy-action@4.3.4
+        uses: JamesIves/github-pages-deploy-action@v4.3.4
         with:
           branch: gh-pages
           folder: result