diff --git a/examples/with-mobx-state-tree/package.json b/examples/with-mobx-state-tree/package.json
index 62b1959a29800..a2d47a91f258a 100644
--- a/examples/with-mobx-state-tree/package.json
+++ b/examples/with-mobx-state-tree/package.json
@@ -7,7 +7,7 @@
     "start": "next start"
   },
   "dependencies": {
-    "mobx": "3.3.1",
+    "mobx": "3.6.2",
     "mobx-react": "^4.0.4",
     "mobx-state-tree": "1.0.1",
     "next": "latest",