diff --git a/package.json b/package.json
index a016fd5504a590d88ffd137e4af8b7707b025068..b18e44749e5b040220905c7271eeb7990ee4d65e 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "merkle": "~0.1.0",
     "connect-pgp": "~0.3.0",
     "underscore": "~1.5.2",
-    "vucoin": "~0.19.0",
+    "vucoin": "~0.20.0",
     "request": "~2.31.0",
     "log4js": "~0.6.9",
     "moment": "~2.6.0",