diff --git a/package.json b/package.json
index edc038a..533608f 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "year": "^0.2.0"
   },
   "devDependencies": {
-    "handlebars": "^2.0.0",
+    "handlebars": "^4.5.3",
     "lodash": "^2.4.1",
     "mocha": "*",
     "should": "*",