diff --git a/grpc/build.gradle.kts b/grpc/build.gradle.kts
index 4b65dc631..1ec547d56 100644
--- a/grpc/build.gradle.kts
+++ b/grpc/build.gradle.kts
@@ -16,7 +16,7 @@ java {
 }
 
 var grpcVersion = "1.71.0" // CURRENT_GRPC_VERSION
-var protobufVersion = "4.29.3"
+var protobufVersion = "4.30.2"
 var protocVersion = protobufVersion
 
 dependencies {