diff --git a/osx/macosx-builder.py b/osx/macosx-builder.py
index b76e676..0bf6965 100644
--- a/osx/macosx-builder.py
+++ b/osx/macosx-builder.py
@@ -278,7 +278,7 @@ class MacosxBuilder(object):
             self.docs_path = self.config.get(u'paths', u'documentation')
 
         self.openlp_script = os.path.abspath(
-            os.path.join(branch_path, u'openlp.pyw'))
+            os.path.join(self.branch_path, u'openlp.pyw'))
         self.hooks_path = os.path.abspath(os.path.join(
             self.branch_path, self.config.get(u'paths', u'hooks')))
         self.mac_icon = os.path.abspath(