diff --git a/lib/serializers/base-64.js b/lib/serializers/base-64.js
index d888f50f2..10e35db92 100644
--- a/lib/serializers/base-64.js
+++ b/lib/serializers/base-64.js
@@ -10,7 +10,7 @@ import Raw from './raw'
 
 function encode(object) {
   const string = JSON.stringify(object)
-  const encoded = window.btoa(window.unescape(window.encodeURIComponent(string)))
+  const encoded = window.btoa(window.encodeURIComponent(string))
   return encoded
 }
 
@@ -22,7 +22,7 @@ function encode(object) {
  */
 
 function decode(string) {
-  const decoded = window.decodeURIComponent(window.escape(window.atob(string)))
+  const decoded = window.decodeURIComponent(window.atob(string))
   const object = JSON.parse(decoded)
   return object
 }