diff --git a/Makefile b/Makefile
index 0aaca9f..5e27387 100644
--- a/Makefile
+++ b/Makefile
@@ -7,8 +7,8 @@ install:
 	@npm install
 
 build: install
-	$(shell npm bin)/rollup src/http-browser.js --format umd --output dist/browser.js -n $http
-	$(shell npm bin)/rollup src/http-fetch.js --format umd --output dist/fetch.js -n $http
+	$(shell npm bin)/rollup src/http-browser.js --format umd --output dist/browser.js -n \$$http
+	$(shell npm bin)/rollup src/http-fetch.js --format umd --output dist/fetch.js -n \$$http
 	$(shell npm bin)/rollup src/wrapper.js --format cjs --output dist/wrapper.js
 	cp src/http-node.js dist/http-node.js
 
diff --git a/dist/browser.js b/dist/browser.js
index 51f2057..df67120 100644
--- a/dist/browser.js
+++ b/dist/browser.js
@@ -1,7 +1,7 @@
 (function (global, factory) {
 	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
 	typeof define === 'function' && define.amd ? define(factory) :
-	(global.ttp = factory());
+	(global.$http = factory());
 }(this, (function () { 'use strict';
 
 var isType = function (type, o) {
diff --git a/dist/fetch.js b/dist/fetch.js
index 8b0523d..433fd1c 100644
--- a/dist/fetch.js
+++ b/dist/fetch.js
@@ -1,7 +1,7 @@
 (function (global, factory) {
 	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
 	typeof define === 'function' && define.amd ? define(factory) :
-	(global.ttp = factory());
+	(global.$http = factory());
 }(this, (function () { 'use strict';
 
 var isType = function (type, o) {
diff --git a/dist/package.json b/dist/package.json
index 6337ad4..a056d96 100644
--- a/dist/package.json
+++ b/dist/package.json
@@ -1,6 +1,6 @@
 {
   "name": "http-rest",
-  "version": "0.1.72",
+  "version": "0.1.73",
   "description": "http jstool example",
   "main": "http-node.js",
   "scripts": {