diff --git a/source/conf.py b/source/conf.py
index e8a6627..3f5cc2c 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -83,7 +83,7 @@ def setup(app):
 # non-false value, then it is used:
 #today = ''
 # Else, today_fmt is used as the format for a strftime call.
-today_fmt = '%d %b %Y'
+today_fmt = '%d %B %Y'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.