diff --git a/v5/go.mod b/v5/go.mod
index 3858dbe..9fcd5a7 100644
--- a/v5/go.mod
+++ b/v5/go.mod
@@ -1,8 +1,8 @@
 module github.com/kusanagi/kusanagi-sdk-go/v5
 
-go 1.15
+go 1.19
 
 require (
 	github.com/pebbe/zmq4 v1.2.2
-	github.com/ugorji/go/codec v1.1.7
+	github.com/ugorji/go/codec v1.2.10
 )
diff --git a/v5/go.sum b/v5/go.sum
index 7e5bba2..ae09409 100644
--- a/v5/go.sum
+++ b/v5/go.sum
@@ -1,6 +1,4 @@
 github.com/pebbe/zmq4 v1.2.2 h1:RZ5Ogp0D5S6u+tSxopnI3afAf0ifWbvQOAw9HxXvZP4=
 github.com/pebbe/zmq4 v1.2.2/go.mod h1:7N4y5R18zBiu3l0vajMUWQgZyjv464prE8RCyBcmnZM=
-github.com/ugorji/go v1.1.7 h1:/68gy2h+1mWMrwZFeD1kQialdSzAb432dtpeJ42ovdo=
-github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
-github.com/ugorji/go/codec v1.1.7 h1:2SvQaVZ1ouYrrKKwoSk2pzd4A9evlKJb9oTL+OaLUSs=
-github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
+github.com/ugorji/go/codec v1.2.10 h1:eimT6Lsr+2lzmSZxPhLFoOWFmQqwk0fllJJ5hEbTXtQ=
+github.com/ugorji/go/codec v1.2.10/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=