diff --git a/go.mod b/go.mod
index eac8f0c..5172034 100644
--- a/go.mod
+++ b/go.mod
@@ -7,11 +7,9 @@ require (
 	github.com/gorilla/websocket v1.4.1
 	github.com/itchyny/base58-go v0.1.0
 	github.com/ontio/go-bip32 v0.0.0-20190520025953-d3cea6894a2b
-	github.com/ontio/ontology v1.8.1
+	github.com/ontio/ontology v1.8.2
 	github.com/ontio/ontology-crypto v1.0.7
 	github.com/stretchr/testify v1.4.0
 	github.com/tyler-smith/go-bip39 v1.0.2
 	golang.org/x/crypto v0.0.0-20191219195013-becbf705a915
 )
-
-replace github.com/go-interpreter/wagon => github.com/ontio/wagon v0.3.1-0.20191012103353-ef8d35ecd300