diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 58760723f..b73231a06 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -60,6 +60,6 @@ jobs:
         with:
           name: _book
           path: |
-          _book/
-          *.tex
-          *.md
+            _book/
+            *.tex
+            *.md