diff --git a/package.json b/package.json
index 377940e..6304a3b 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,6 @@
     "helmet": "^3.9.0",
     "lodash": "^4.17.4",
     "web3": "^0.18.2",
-    "winston": "^2.4.0"
+    "winston": "^3.0.0-rc1"
   }
 }