diff --git a/test/integration/handler_spec_test.cpp b/test/integration/handler_spec_test.cpp
index 3567cf7..b338693 100644
--- a/test/integration/handler_spec_test.cpp
+++ b/test/integration/handler_spec_test.cpp
@@ -318,7 +318,7 @@ TEST_F(HandlerSpecTest, Ex2_17_QuotedScalars) {
   EXPECT_CALL(handler, OnDocumentStart(_));
   EXPECT_CALL(handler, OnMapStart(_, "?", 0));
   EXPECT_CALL(handler, OnScalar(_, "?", 0, "unicode"));
-  EXPECT_CALL(handler, OnScalar(_, "!", 0, "Sosa did fine.\u263A"));
+  EXPECT_CALL(handler, OnScalar(_, "!", 0, "Sosa did fine.\xE2\x98\xBA"));
   EXPECT_CALL(handler, OnScalar(_, "?", 0, "control"));
   EXPECT_CALL(handler, OnScalar(_, "!", 0, "\b1998\t1999\t2000\n"));
   EXPECT_CALL(handler, OnScalar(_, "?", 0, "hex esc"));