diff --git a/go.mod b/go.mod
index 394dc1780f..29b92eb513 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/33cn/plugin
 go 1.15
 
 require (
-	github.com/33cn/chain33 v1.66.4
+	github.com/33cn/chain33 v1.66.5
 	github.com/BurntSushi/toml v0.3.1
 	github.com/NebulousLabs/Sia v1.3.7
 	github.com/NebulousLabs/errors v0.0.0-20181203160057-9f787ce8f69e // indirect