diff --git a/README.md b/README.md
index dc84e79..9fc2bd4 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # Spraypaint
 
-JS Client for [Graphiti](https://graphiti-api.github.io/graphiti) similar to ActiveRecord.
+A fork of the JS Client for [Graphiti](https://graphiti-api.github.io/graphiti), made compatible with React-Native.
+This repository will be deleted if the compatibility-focused changes are merged into the main project. 
 
 Written in [Typescript](https://www.typescriptlang.org) but works in plain old ES5 as well. This library is isomorphic - use it from the browser, or from the server with NodeJS.
 
@@ -49,4 +50,4 @@ let names = data.map((p) => { return p.fullName })
 console.log(names) // ['Joe Blow', 'Joe DiMaggio', ...]
 
 console.log(data[0].pets[0].name) // "Fido"
-```
\ No newline at end of file
+```
diff --git a/src/util/parameterize.ts b/src/util/parameterize.ts
index 2c1913b..f0c6cf1 100644
--- a/src/util/parameterize.ts
+++ b/src/util/parameterize.ts
@@ -36,7 +36,9 @@ const parameterize = (obj: any, prefix?: string): string => {
 
 // IE does not encode by default like other browsers
 const maybeEncode = (value: string): string => {
-  const isBrowser = typeof window !== "undefined"
+  var isBrowser =
+    typeof window !== "undefined" &&
+    typeof window.navigator.userAgent !== "undefined"
   const isIE = isBrowser && window.navigator.userAgent.match(/(MSIE|Trident)/)
   const isEncoded = typeof value === "string" && value.indexOf("%") !== -1
   const shouldEncode = isBrowser && isIE && !isEncoded