diff --git a/package.json b/package.json
index fb6e85a..2041a02 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "chalk": "^1.1.3",
     "commander": "^2.9.0",
     "guetzli": "^1.0.1",
-    "image-type": "^2.1.0",
+    "image-type": "^3.0.0",
     "read-chunk": "^2.0.0",
     "throat": "^3.1.0",
     "update-notifier": "^2.2.0"