diff --git a/.github/workflows/generate_docs.yml b/.github/workflows/generate_docs.yml
index fa3c8c2..936faf3 100644
--- a/.github/workflows/generate_docs.yml
+++ b/.github/workflows/generate_docs.yml
@@ -22,7 +22,7 @@ jobs:
 
       - name: Generate PDF documentation
         with:
-          working-directory:'.'
+          working-directory: '.'
         run: |
           cd doc
           dblatex -s texstyle.sty mobilitydb-workshop.xml