diff --git a/python-appdirs.spec b/python-appdirs.spec
index e46cec3..ecd50df 100644
--- a/python-appdirs.spec
+++ b/python-appdirs.spec
@@ -31,6 +31,7 @@ directories, e.g. a "user data dir".
 
 %prep
 %autosetup -n appdirs-%{version}
+sed -i -e '1{\@^#!/usr/bin/env python@d}' appdirs.py
 rm -vrf appdirs.egg-info
 
 %build
@@ -47,8 +48,6 @@ rm -vrf appdirs.egg-info
   %py3_install
 %endif
 
-sed -i -e '1{\@^#!/usr/bin/env python@d}' %{buildroot}%{python3_sitelib}/appdirs.py
-
 %check
 %{__python3} setup.py test