diff --git a/generate-deb.py b/generate-deb.py
index 73f234f..ed517db 100644
--- a/generate-deb.py
+++ b/generate-deb.py
@@ -6,11 +6,10 @@ if os.name != "posix":
 file = open("sweecrypt-gtk.py").read().split("\n")
 open("dpkg/opt/sweecrypt-gtk.ui",'w').write(open("sweecrypt-gtk.ui").read())
 file[4] = 'UI_FILE = "/opt/sweecrypt-gtk.ui"'
-file.insert(0, "#!/usr/bin/env python3")
+file.insert(0, "#!/usr/bin/env")
 file = "\n".join(file)
 open("dpkg/usr/bin/sweecrypt-gtk",'w').write(file)
-os.chmod("dpkg/usr/bin/sweecrypt-gtk", 1777)
+os.system("chmod 1777 dpkg/usr/bin/sweecrypt-gtk")
 if os.name == "posix":
-    os.chmod("dpkg/DEBIAN/control", 1777)
     os.system("dpkg-deb --root-owner-group --build dpkg")
     os.rename("dpkg.deb", "sweecrypt-gtk.deb")
\ No newline at end of file