Index: l10n.php
===================================================================
--- l10n.php	(revision 39541)
+++ l10n.php	(working copy)
@@ -755,7 +755,7 @@
 
 	$path = trailingslashit( WPMU_PLUGIN_DIR . '/' . ltrim( $mu_plugin_rel_path, '/' ) );
 
-	return load_textdomain( $domain, $path . '/' . $mofile );
+	return load_textdomain( $domain, $path . $mofile );
 }
 
 /**