diff --git a/src/libmdb/iconv.c b/src/libmdb/iconv.c
index ba0a283..25c1fa3 100644
--- a/src/libmdb/iconv.c
+++ b/src/libmdb/iconv.c
@@ -88,11 +88,8 @@ mdb_unicode2ascii(MdbHandle *mdb, char *src, size_t slen, char *dest, size_t dle
 	dlen -= len_out;
 #else
 	if (IS_JET3(mdb)) {
-               size_t copy_len = len_in;
-               if (copy_len > dlen)
-                       copy_len = dlen;
-               strncpy(out_ptr, in_ptr, copy_len);
-               dlen = copy_len;
+		dlen = MIN(len_in, len_out);
+		strncpy(out_ptr, in_ptr, dlen);
 	} else {
 		/* rough UCS-2LE to ISO-8859-1 conversion */
 		unsigned int i;