diff --git a/expectations/expected-inline-source-maps.js b/expectations/expected-inline-source-maps.js
index 2077e1d..425de58 100644
--- a/expectations/expected-inline-source-maps.js
+++ b/expectations/expected-inline-source-maps.js
@@ -1,4 +1,4 @@
 "use strict";
 
 var x = 0;
-//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbImZpeHR1cmVzLmpzIl0sIm5hbWVzIjpbIngiXSwibWFwcGluZ3MiOiI7O0FBQUEsSUFBTUEsSUFBSSxDQUFWIiwiZmlsZSI6ImZpeHR1cmVzLmpzIiwic291cmNlc0NvbnRlbnQiOlsiY29uc3QgeCA9IDA7XG4iXX0=
\ No newline at end of file
+//# sourceMappingURL=data:application/json;charset=utf-8;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbImZpeHR1cmVzLmpzIl0sIm5hbWVzIjpbIngiXSwibWFwcGluZ3MiOiI7O0FBQUEsSUFBTUEsSUFBSSxDQUFWIiwiZmlsZSI6ImZpeHR1cmVzLmpzIiwic291cmNlc0NvbnRlbnQiOlsiY29uc3QgeCA9IDA7XG4iXX0=
\ No newline at end of file