diff --git a/Doc/conf.py b/Doc/conf.py
index b7903be..71bc6f7 100644
--- a/Doc/conf.py
+++ b/Doc/conf.py
@@ -87,7 +87,7 @@
 }
 
 # Output file base name for HTML help builder.
-htmlhelp_basename = 'pydoc'
+htmlhelp_basename = 'python' + release.replace('.', '')
 
 
 # Options for LaTeX output