diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 5bb5f56..b17a5d8 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -17,4 +17,4 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           CONFIG_FILE: ./mkdocs.yml
-          EXTRA_PACKAGES: build-base, mkdocs-mermaid2-plugin
+          EXTRA_PACKAGES: build-base mkdocs-mermaid2-plugin