diff --git a/readthedocs.yml b/readthedocs.yml
index ac2178f..e62ab12 100644
--- a/readthedocs.yml
+++ b/readthedocs.yml
@@ -10,4 +10,4 @@ build:
   commands:
     - pip install hatch
     - hatch run docs:build
-    - mv site $READTHEDOCS_OUTPUT/html
+    - mv site "$READTHEDOCS_OUTPUT/html"