diff --git a/test/intl402/NumberFormat/prototype/format/format-fraction-digits-precision.js b/test/intl402/NumberFormat/prototype/format/format-fraction-digits-precision.js
index c6035c93e0582c9a3b2d05da2cca129afffddb58..fd87505ae494e26a56cc39b4b1a4f2c42a6a4bef 100644
--- a/test/intl402/NumberFormat/prototype/format/format-fraction-digits-precision.js
+++ b/test/intl402/NumberFormat/prototype/format/format-fraction-digits-precision.js
@@ -23,8 +23,8 @@ var numberingSystems = [
 ];
 var testData = {
     // Ref tc39/ecma402#128
-    "12344501000000000000000000000000000": "12344501000000000487815444678311936.0",
-    "-12344501000000000000000000000000000": "-12344501000000000487815444678311936.0"
+    "12344501000000000000000000000000000": "12344501000000000000000000000000000.0",
+    "-12344501000000000000000000000000000": "-12344501000000000000000000000000000.0"
 };
 
 testNumberFormat(locales, numberingSystems,