diff --git a/go.mod b/go.mod
index 593e72a..276d7cb 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	go.uber.org/multierr v1.11.0
 	go.uber.org/zap v1.24.0
 	google.golang.org/grpc v1.56.2
-	google.golang.org/protobuf v1.31.0
+	google.golang.org/protobuf v1.33.0
 	k8s.io/api v0.28.0-alpha.4
 	k8s.io/apimachinery v0.28.0-alpha.4
 	k8s.io/client-go v0.28.0-alpha.4