diff --git a/go.mod b/go.mod
index 3fc7de4c..f25fbb9e 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/k14s/difflib v0.0.0-20201117154628-0c031775bf57
 	github.com/k14s/starlark-go v0.0.0-20200720175618-3a5c849cc368
 	github.com/spf13/cobra v1.5.0
-	github.com/stretchr/testify v1.8.0
+	github.com/stretchr/testify v1.8.1
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15
 )
 
diff --git a/go.sum b/go.sum
index 79df3c64..0af01fde 100644
--- a/go.sum
+++ b/go.sum
@@ -55,10 +55,12 @@ 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/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.2/go.mod h1:R6va5+xMeoiuVRoj+gSkQ7d3FALtqAAGI1FQKckRals=
-github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/vito/go-interact v0.0.0-20171111012221-fa338ed9e9ec/go.mod h1:wPlfmglZmRWMYv/qJy3P+fK/UnoQB5ISk4txfNd9tDo=
 golang.org/x/crypto v0.0.0-20180723164146-c126467f60eb/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/net v0.0.0-20180730214132-a0f8a16cb08c/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 046a482c..f7815787 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -54,7 +54,7 @@ github.com/spf13/cobra
 # github.com/spf13/pflag v1.0.5
 ## explicit; go 1.12
 github.com/spf13/pflag
-# github.com/stretchr/testify v1.8.0
+# github.com/stretchr/testify v1.8.1
 ## explicit; go 1.13
 github.com/stretchr/testify/assert
 github.com/stretchr/testify/require