diff --git a/tests/utfcpp b/tests/utfcpp
index b199c0d..139d233 160000
--- a/tests/utfcpp
+++ b/tests/utfcpp
@@ -1 +1 @@
-Subproject commit b199c0d6bb633d9d17055a0bf085dd71439122dd
+Subproject commit 139d23326258d21d633aee0b27f2db94b8dd9379