diff --git a/src/plugins/irc/irc-server.c b/src/plugins/irc/irc-server.c
index 9e7580584..ea59de9be 100644
--- a/src/plugins/irc/irc-server.c
+++ b/src/plugins/irc/irc-server.c
@@ -890,7 +890,7 @@ irc_server_get_prefix_mode_for_char (struct t_irc_server *server,
  *
  * For example mode 'o' can return '@'.
  *
- * Returns return ' ' (space) if mode is not found.
+ * Returns a space if mode is not found.
  */
 
 char