diff --git a/go.mod b/go.mod
index afe7cd62..f04f2c49 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,6 @@ go 1.11
 
 require (
 	shylinux.com/x/go-qrcode v0.0.1
-	shylinux.com/x/ice v0.9.8
-	shylinux.com/x/toolkits v0.6.0
+	shylinux.com/x/toolkits v0.6.1
 	shylinux.com/x/websocket v0.0.1
 )
diff --git a/go.sum b/go.sum
index 2705a2ac..2885b91a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,9 +1,4 @@
-shylinux.com/x/go-qrcode v0.0.1 h1:/eOGqMj1qtgs9Ymd12zTUa1gcJZs9S92kj2lb0QzKsE=
 shylinux.com/x/go-qrcode v0.0.1/go.mod h1:KAbtU+KwiiABMZ/CJ0zh9PI2AX82Uf9rRYcQ4ODm4po=
-shylinux.com/x/ice v0.9.8 h1:SJCJZ5ZGgFEg8SXDwASDNEY/QLEeJLDwC42MDOIBi90=
-shylinux.com/x/ice v0.9.8/go.mod h1:bx0QwDuu5Uhe1W6fMWnJBiezmQAL0i/U3B5HJK6HzCU=
-shylinux.com/x/icebergs v1.2.5/go.mod h1:4lRksPmw+2xtXe3NrAAs9hBI4R4/AbpppqTPR3HSD2c=
-shylinux.com/x/toolkits v0.6.0 h1:DqTQOj7CA6jc7x9kd9uxX0NGCHYo67V6NmOmINqP+Is=
-shylinux.com/x/toolkits v0.6.0/go.mod h1:8LbYHe7oxBIqb6s4MSOD+4d28QvPdvkyCVtwB/JW7AA=
-shylinux.com/x/websocket v0.0.1 h1:OBc21DxqsGlQ2+Pz76xqLyDNo1LV+PUUqfWi+1PZPDE=
+shylinux.com/x/toolkits v0.6.1 h1:ePUEz8v+vz6nhaF0SImQ+nk/4OMAc0FfDmUEyH3v3kA=
+shylinux.com/x/toolkits v0.6.1/go.mod h1:8LbYHe7oxBIqb6s4MSOD+4d28QvPdvkyCVtwB/JW7AA=
 shylinux.com/x/websocket v0.0.1/go.mod h1:AaSpMToOxbMULKQytzczeHPuqb708vK1vrAzCxLo/XE=