diff --git a/gulpfile.js b/gulpfile.js
index a1adf03..8919e52 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -67,7 +67,7 @@ gulp.task('watch:lint', function() {
 });
 
 gulp.task('watch:browser', function() {
-  return gulp.watch(alljs, ['browser', 'browser-test']);
+  return gulp.watch(alljs, ['browser-all']);
 });
 
 gulp.task('coverage', shell.task(['istanbul cover _mocha -- --recursive']));
@@ -102,6 +102,10 @@ gulp.task('browser-test', function() {
   ]);
 });
 
+gulp.task('browser-all', function(callback) {
+  runSequence(['browser'], ['browser-test'], callback);
+});
+
 gulp.task('karma', testKarma);
 
 gulp.task('minify', function() {
diff --git a/package.json b/package.json
index ee928d6..efb33fc 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
     "lint": "gulp lint",
     "test": "gulp test-all",
     "coverage": "gulp coverage",
-    "build": "gulp"
+    "build": "gulp",
+    "postinstall": "node_modules/gulp/bin/gulp.js browser-all"
   },
   "contributors": [
     {