diff --git a/bikeshop_project/package.json b/bikeshop_project/package.json
index 5f24286..dc06315 100644
--- a/bikeshop_project/package.json
+++ b/bikeshop_project/package.json
@@ -17,6 +17,7 @@
     "moment": "^2.13.0",
     "node-sass": "^3.4.2",
     "react": "^15.4.1",
+    "react-addons-css-transition-group": "^15.4.2",
     "react-dom": "^15.4.1",
     "react-tap-event-plugin": "^2.0.1",
     "webpack": "1.13.1",