diff --git a/src/resolvers.c b/src/resolvers.c
index 9306996f4..c2da2315c 100644
--- a/src/resolvers.c
+++ b/src/resolvers.c
@@ -649,7 +649,9 @@ int resolv_read_name(unsigned char *buffer, unsigned char *bufend,
 		/* +1 to take label len + label string */
 		label_len++;
 
-		memcpy(dest, reader, label_len);
+		for (n = 0; n < label_len; n++) {
+			dest[n] = tolower(reader[n]);
+		}
 
 		dest     += label_len;
 		nb_bytes += label_len;