diff --git a/include/s_conf.h b/include/s_conf.h
index bb2e162d7..815703e56 100644
--- a/include/s_conf.h
+++ b/include/s_conf.h
@@ -250,7 +250,7 @@ struct config_server_hide
 struct server_info
 {
 	char *name;
-	char sid[3];
+	char sid[4];
 	char *description;
 	char *network_name;
 	char *network_desc;