diff --git a/phpBB/docs/coding-guidelines.html b/phpBB/docs/coding-guidelines.html
index 16f0515e85..f2891e9b95 100644
--- a/phpBB/docs/coding-guidelines.html
+++ b/phpBB/docs/coding-guidelines.html
@@ -1182,7 +1182,8 @@ append_sid("{$phpbb_root_path}memberlist.$phpEx", 'mode=group&
 # General Information about this style
 name = prosilver_duplicate
 copyright = © phpBB Group, 2007
-version = 3.1.0
+style_version = 3.1.0
+phpbb_version = 3.1.0
 
 # Defining a different template bitfield
 # template_bitfield = lNg=
@@ -1671,7 +1672,8 @@ div
 # General Information about this style
 name = Custom Style
 copyright = © phpBB Group, 2007
-version = 3.1.0
+style_version = 3.1.0-b1
+phpbb_version = 3.1.0-b1
 
 # Defining a different template bitfield
 # template_bitfield = lNg=