diff --git a/parsers/rst.c b/parsers/rst.c
index 938f09c548..916e04b174 100644
--- a/parsers/rst.c
+++ b/parsers/rst.c
@@ -6,6 +6,8 @@
 *   GNU General Public License version 2 or (at your option) any later version.
 *
 *   This module contains functions for generating tags for reStructuredText (reST) files.
+*
+*   This module was ported from geany.
 */
 
 /*