diff --git a/test/js-perf-test/Intl/constructor.js b/test/js-perf-test/Intl/constructor.js
index e5b3a86694..72dc7e6ee7 100644
--- a/test/js-perf-test/Intl/constructor.js
+++ b/test/js-perf-test/Intl/constructor.js
@@ -30,3 +30,15 @@ function NewIntlRelativeTimeFormat() {
   let obj = new Intl.RelativeTimeFormat();
 }
 createSuite('NewIntlRelativeTimeFormat', 100, NewIntlRelativeTimeFormat, ()=>{});
+
+function NewIntlLocaleWithOptions() {
+  let obj = new Intl.Locale("en-Latn-US-u-nu-thai",
+      { language: "zh", region: "TW", script: "Hant", calendar: "roc", collation: "zhuyin",
+        hourCycle: "h11", caseFirst: "upper", numberingSystem: "hanidec"});
+}
+createSuite('NewIntlLocaleWithOptions', 100, NewIntlLocaleWithOptions, ()=>{});
+
+function NewIntlLocale() {
+  let obj = new Intl.Locale("zh");
+}
+createSuite('NewIntlLocale', 100, NewIntlLocale, ()=>{});
diff --git a/test/js-perf-test/JSTests5.json b/test/js-perf-test/JSTests5.json
index 98f8e33f8a..261c3663f2 100644
--- a/test/js-perf-test/JSTests5.json
+++ b/test/js-perf-test/JSTests5.json
@@ -504,7 +504,9 @@
         {"name": "NewIntlNumberFormat"},
         {"name": "NewIntlPluralRules"},
         {"name": "NewIntlListFormat"},
-        {"name": "NewIntlRelativeTimeFormat"}
+        {"name": "NewIntlRelativeTimeFormat"},
+        {"name": "NewIntlLocale"},
+        {"name": "NewIntlLocaleWithOptions"}
       ]
     },
     {