diff --git a/setup.py b/setup.py
index 30cb747..2ab897c 100644
--- a/setup.py
+++ b/setup.py
@@ -104,10 +104,10 @@ def run(self):
 
     scripts=[scripts_loc + script for script in scripts],
 
-    install_requires=['virtualenv==1.9.1',],
+    install_requires=['virtualenv',],
     
     # extras
     # pywin==0.2
 
     zip_safe=False,
-)
\ No newline at end of file
+)