1 files changed, 2 insertions, 2 deletions
diff --git a/lib/utf8.c b/lib/utf8.c
index a25c613..9c118fd 100644
--- a/lib/utf8.c
+++ b/lib/utf8.c
@@ -1,5 +1,5 @@
 /* This file is part of GNU Dico
-   Copyright (C) 2007-2019 Sergey Poznyakoff
+   Copyright (C) 2007-2023 Sergey Poznyakoff
 
    GNU Dico is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -1545,7 +1545,7 @@ utf8_iter0(struct utf8_iterator *itr)
 	return 1;
     }
     n = utf8_char_width(itr->curptr);
-    if (n > itr->length) {
+    if (n == 0 || n > itr->length) {
 	itr->end = 1;
 	itr->err = 1;
 	return 1;