diff --git a/pisi/install.py b/pisi/install.py
index e2712aed..22fa4df7 100644
--- a/pisi/install.py
+++ b/pisi/install.py
@@ -2,7 +2,8 @@
 # Package install operation
 # Author:  Eray Ozkural <eray@uludag.org.tr>
 
-#import package
+import os
+
 from specfile import *
 from package import Package
 import util