diff --git a/tests/baselines/reference/es6modulekindWithES5Target10.errors.txt b/tests/baselines/reference/es6modulekindWithES5Target10.errors.txt
index efa4cd87e4..fd01dafc11 100644
--- a/tests/baselines/reference/es6modulekindWithES5Target10.errors.txt
+++ b/tests/baselines/reference/es6modulekindWithES5Target10.errors.txt
@@ -1,13 +1,13 @@
-tests/cases/compiler/es6modulekindWithES5Target10.ts(2,1): error TS1202: Import assignment cannot be used when targeting ECMAScript 6 modules. Consider using 'import * as ns from "mod"', 'import {a} from "mod"', 'import d from "mod"', or another module format instead.
+tests/cases/compiler/es6modulekindWithES5Target10.ts(2,1): error TS1202: Import assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'import * as ns from "mod"', 'import {a} from "mod"', 'import d from "mod"', or another module format instead.
 tests/cases/compiler/es6modulekindWithES5Target10.ts(2,20): error TS2307: Cannot find module 'mod'.
-tests/cases/compiler/es6modulekindWithES5Target10.ts(7,1): error TS1203: Export assignment cannot be used when targeting ECMAScript 6 modules. Consider using 'export default' or another module format instead.
+tests/cases/compiler/es6modulekindWithES5Target10.ts(7,1): error TS1203: Export assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'export default' or another module format instead.
 
 
 ==== tests/cases/compiler/es6modulekindWithES5Target10.ts (3 errors) ====
     
     import i = require("mod"); // Error;
     ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1202: Import assignment cannot be used when targeting ECMAScript 6 modules. Consider using 'import * as ns from "mod"', 'import {a} from "mod"', 'import d from "mod"', or another module format instead.
+!!! error TS1202: Import assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'import * as ns from "mod"', 'import {a} from "mod"', 'import d from "mod"', or another module format instead.
                        ~~~~~
 !!! error TS2307: Cannot find module 'mod'.
     
@@ -16,4 +16,4 @@ tests/cases/compiler/es6modulekindWithES5Target10.ts(7,1): error TS1203: Export
     }
     export = N; // Error
     ~~~~~~~~~~~
-!!! error TS1203: Export assignment cannot be used when targeting ECMAScript 6 modules. Consider using 'export default' or another module format instead.
\ No newline at end of file
+!!! error TS1203: Export assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'export default' or another module format instead.
\ No newline at end of file