diff --git a/go.mod b/go.mod
index 0d2beeb32..b5f92fbe0 100644
--- a/go.mod
+++ b/go.mod
@@ -22,7 +22,7 @@ require (
 	github.com/stretchr/testify v1.7.0
 	golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e
 	golang.org/x/sys v0.0.0-20210616094352-59db8d763f22
-	google.golang.org/grpc v1.38.0
+	google.golang.org/grpc v1.40.0
 	k8s.io/api v0.22.1
 	k8s.io/apimachinery v0.22.1
 	k8s.io/client-go v12.0.0+incompatible
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 16ec6b745..0b6c085bb 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -426,7 +426,7 @@ google.golang.org/appengine/urlfetch
 google.golang.org/genproto/googleapis/api/httpbody
 google.golang.org/genproto/googleapis/rpc/status
 google.golang.org/genproto/protobuf/field_mask
-# google.golang.org/grpc v1.38.0 => google.golang.org/grpc v1.35.0
+# google.golang.org/grpc v1.40.0 => google.golang.org/grpc v1.35.0
 ## explicit
 google.golang.org/grpc
 google.golang.org/grpc/attributes