diff --git a/bower.json b/bower.json
index dca9245..a3cc22c 100755
--- a/bower.json
+++ b/bower.json
@@ -12,7 +12,6 @@
     "ember-load-initializers": "ember-cli/ember-load-initializers#0.0.2",
     "ember-qunit": "0.1.8",
     "ember-qunit-notifications": "0.0.4",
-    "qunit": "~1.15.0",
-    "es5-shim": "^4.0.5"
+    "qunit": "~1.15.0"
   }
-}
\ No newline at end of file
+}