diff --git a/font/fontpatcher.py b/font/fontpatcher.py
index 2f2e4138..61663be1 100755
--- a/font/fontpatcher.py
+++ b/font/fontpatcher.py
@@ -3,6 +3,7 @@
 
 import argparse
 import sys
+import re
 import os.path
 
 try:
@@ -41,7 +42,10 @@ class FontPatcher(object):
 			if self.rename_font:
 				target_font.familyname += ' for Powerline'
 				target_font.fullname += ' for Powerline'
-				target_font.fontname += 'ForPowerline'
+				fontname, style = re.match("^([^-]*)(?:(-.*))?$", target_font.fontname).groups()
+				target_font.fontname = fontname + 'ForPowerline'
+				if style is not None:
+					target_font.fontname += style
 				target_font.appendSFNTName('English (US)', 'Preferred Family', target_font.familyname)
 				target_font.appendSFNTName('English (US)', 'Compatible Full', target_font.fullname)