diff --git a/pym/cl_builder.py b/pym/cl_builder.py
index ea4e24f..ffed73c 100644
--- a/pym/cl_builder.py
+++ b/pym/cl_builder.py
@@ -511,7 +511,7 @@ class cl_builder(color_print):
         try:
             packageList = sorted(reduce(lambda x,y:x+map(lambda x:path.join(y,x),
                 os.listdir(path.join(pkgdir,y))), os.listdir(pkgdir),[]))
-            open(filename,'w').writelines(packageList)
+            open(filename,'w').writelines(map(lambda x:"%s\n"%x,packageList))
         except (IOError,OSError),e:
             return False
         return True