diff --git a/package.json b/package.json
index 9b4012f..9eacecf 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "license": "MIT",
   "dependencies": {
     "bluebird": "^3.5.0",
-    "image-size": "^0.6.1",
+    "image-size": "^1.0.0",
     "moment": "^2.18.1",
     "pug": "^3.0.2",
     "stripe": "^4.24.0",