diff --git a/.github/workflows/main-documentation.yaml b/.github/workflows/main-documentation.yaml
index e92ee7d..9a738f1 100644
--- a/.github/workflows/main-documentation.yaml
+++ b/.github/workflows/main-documentation.yaml
@@ -6,7 +6,7 @@ on:
     branches:
       - main
 
-  workflow_dispatch
+  workflow_dispatch:
     # Alternative: only build for tags.
     # tags:
     #   - '*'