diff --git a/builders/macosx-builder.py b/builders/macosx-builder.py
index 79001cb..984649b 100644
--- a/builders/macosx-builder.py
+++ b/builders/macosx-builder.py
@@ -348,10 +348,10 @@ class MacOSXBuilder(Builder):
         size += 10
 
         os.chdir(os.path.dirname(self.dmg_settings_path))
-        argv = ['-s', self.dmg_settings_path, '-D', 'size={size}M'.format(size=size),
+        argv = ['dmgbuild', '-s', self.dmg_settings_path, '-D', 'size={size}M'.format(size=size),
                 '-D', 'icon={icon_path}'.format(icon_path=self.icon_path),
                 '-D', 'app={dist_app_path}'.format(dist_app_path=self.dist_app_path), dmg_title, self.dmg_file]
-        self._run_module('dmgbuild', argv, 'Error running dmgbuild')
+        self._run_module('dmgbuild', argv, 'Error running dmgbuild', run_name='__main__')
         self._print('Finished creating dmg file, resulting file: %s' % self.dmg_file)
 
     def get_platform(self):