diff --git a/expat/tests/runtests.c b/expat/tests/runtests.c
index 778b96a4..9f19586a 100644
--- a/expat/tests/runtests.c
+++ b/expat/tests/runtests.c
@@ -6822,7 +6822,11 @@ START_TEST(test_entity_in_utf16_le_attr)
         /* <e a='&#228; &#x00E4;'></e> */
         "<\0e\0 \0a\0=\0'\0&\0#\0\x32\0\x32\0\x38\0;\0 \0"
         "&\0#\0x\0\x30\0\x30\0E\0\x34\0;\0'\0>\0<\0/\0e\0>\0";
-    const XML_Char *expected = "\xc3\xa4 \xc3\xa4";
+#ifdef XML_UNICODE
+    const XML_Char *expected = XCS("\x00e4 \x00e4");
+#else
+    const XML_Char *expected = XCS("\xc3\xa4 \xc3\xa4");
+#endif
     CharData storage;
 
     CharData_Init(&storage);