diff --git a/PKGBUILD b/PKGBUILD
index 617e4d6..2bb24da 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -8,7 +8,7 @@
 pkgbase=pyopengl
 pkgname=('python2-opengl' 'python-opengl')
 pkgver=3.0.2
-pkgrel=4
+pkgrel=5
 pkgdesc="The cross platform Python binding to OpenGL and related APIs"
 url="http://pyopengl.sourceforge.net/"
 license=('BSD')
@@ -21,6 +21,11 @@ md5sums=('77becc24ffc0a6b28030aa109ad7ff8b'
 
 prepare() {
     cp -r PyOpenGL-${pkgver} python-PyOpenGL-${pkgver}
+    cd PyOpenGL-${pkgver}
+
+    # Fix the shebang
+    sed -i 's|#! /usr/bin/env python|#!/usr/bin/python2|' \
+      OpenGL/arrays/{_,}buffers.py
 }
 
 package_python2-opengl() {
@@ -32,12 +37,6 @@ package_python2-opengl() {
 	python2 setup.py install --root="${pkgdir}" --optimize=1
 	install -Dm644 "${srcdir}/LICENSE" \
 		"${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
-
-    # Fix the shebang
-    sed -i 's|#!/usr/bin/env python|#!/usr/bin/python2|' \
-      "${pkgdir}"/usr/lib/python2.7/site-packages/OpenGL/Tk/__init__.py
-    sed -i 's|#! /usr/bin/env python|#!/usr/bin/python2|' \
-      "${pkgdir}"/usr/lib/python2.7/site-packages/OpenGL/arrays/{_,}buffers.py
 }
 
 package_python-opengl() {