diff --git a/go.mod b/go.mod
index b9b96d1..5359025 100644
--- a/go.mod
+++ b/go.mod
@@ -15,7 +15,7 @@ require (
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.6.2
 	github.com/stretchr/testify v1.5.1
-	github.com/tongjingran/copy v1.3.3
+	github.com/tongjingran/copy v1.4.2
 	golang.org/x/mod v0.3.0
 	golang.org/x/net v0.0.0-20200625001655-4c5254603344
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
diff --git a/go.sum b/go.sum
index caa1d5b..9682ae1 100644
--- a/go.sum
+++ b/go.sum
@@ -719,8 +719,8 @@ github.com/tektoncd/plumbing/pipelinerun-logs v0.0.0-20191206114338-712d544c2c21
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
-github.com/tongjingran/copy v1.3.3 h1:Oha32tKfDrLTSXGaxW+jaTSmGc+hiHFRf/STZ4x9b4g=
-github.com/tongjingran/copy v1.3.3/go.mod h1:Njma1OR5OuzB8pLAmQSzonHXzba+DDiPVmMSonpSpy4=
+github.com/tongjingran/copy v1.4.2 h1:faPaod07yG6Z+o1B52Vu1KTvRb8il5VDNKLprC1BmsE=
+github.com/tongjingran/copy v1.4.2/go.mod h1:Njma1OR5OuzB8pLAmQSzonHXzba+DDiPVmMSonpSpy4=
 github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
 github.com/ugorji/go v1.1.7 h1:/68gy2h+1mWMrwZFeD1kQialdSzAb432dtpeJ42ovdo=
 github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=