diff --git a/go.mod b/go.mod
index d79eddb..61d9288 100644
--- a/go.mod
+++ b/go.mod
@@ -5,5 +5,5 @@ go 1.13
 require (
 	github.com/harakeishi/curver v0.1.2
 	github.com/likexian/whois v1.14.4
-	github.com/spf13/cobra v1.6.0
+	github.com/spf13/cobra v1.6.1
 )
diff --git a/go.sum b/go.sum
index a64574b..83e76a4 100644
--- a/go.sum
+++ b/go.sum
@@ -9,8 +9,8 @@ github.com/likexian/whois v1.14.4 h1:yNQVugAHfeoylzyhitcs0vaPksDduvzW46HLjqXhpCg
 github.com/likexian/whois v1.14.4/go.mod h1:ijMqjPbtafr5TB49U3Hs3BsJx/93ixhRi/8YnCSK0iY=
 github.com/likexian/whois-parser v1.24.2/go.mod h1:fT0m/HCa4PXuR4ddA5PIE9V7gTWldeiMG/AHpeAhLtg=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
-github.com/spf13/cobra v1.6.0 h1:42a0n6jwCot1pUmomAp4T7DeMD+20LFv4Q54pxLf2LI=
-github.com/spf13/cobra v1.6.0/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
+github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA=
+github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=