diff --git a/package.json b/package.json
index 83e5006..c2d46c8 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
   "devDependencies": {
     "@angular/cli": "1.0.0-beta.31",
     "@angular/compiler-cli": "2.3.1",
-    "@types/chai": "3.4.34",
+    "@types/chai": "3.4.35",
     "@types/jasmine": "2.5.38",
     "@types/localforage": "0.0.33",
     "@types/lodash": "ts2.0",