diff --git a/docs/userDocs/source/index.rst b/docs/userDocs/source/index.rst
index 344903b93..af4e79265 100644
--- a/docs/userDocs/source/index.rst
+++ b/docs/userDocs/source/index.rst
@@ -70,7 +70,7 @@ Features
   automatic differentiation is not feasible.
 
 
-.. comment
+.. comment::
 
    .. todo::