diff --git a/docs/conf.py b/docs/conf.py
index c95c39df..d0d8f3af 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -130,7 +130,7 @@ html_static_path = ['_static']
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
-#html_last_updated_fmt = '%b %d, %Y'
+html_last_updated_fmt = '%b %d, %Y'
 
 # If true, SmartyPants will be used to convert quotes and dashes to
 # typographically correct entities.