diff --git a/package.json b/package.json
index a37d79f..db1bc2d 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "redux-actions": "^2.2.1",
     "redux-devtools-extension": "^2.13.2",
     "redux-promise-middleware": "5.0.0",
-    "truffle-contract": "^3.0.4",
+    "truffle-contract": "^4.0.0",
     "turf": "^3.0.14",
     "web3": "^1.0.0-beta.34"
   },