diff --git a/setup.py b/setup.py
index c8196c5..7c2766a 100755
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@ from distutils.core import setup
 
 setup(
     name='escpos',
-    version='1.0.4',
+    version='1.0-4',
     url='http://code.google.com/p/python-escpos',
     download_url='http://python-escpos.googlecode.com/files/python-escpos-1.0.zip',
     description='Python library to manipulate ESC/POS Printers',