diff --git a/package.json b/package.json
index 6395b88..8a839c7 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
   "homepage": "https://github.com/ldn0x7dc/react-native-view-transformer#readme",
   "dependencies": {
     "react-native-gesture-responder": "0.1.1",
-    "react-native-scroller": "0.0.6"
+    "react-native-scroller": "0.0.6",
+    "prop-types": "^15.7.2"
   }
 }