diff --git a/grpc/build.gradle.kts b/grpc/build.gradle.kts
index 94d8780e5..393f716f6 100644
--- a/grpc/build.gradle.kts
+++ b/grpc/build.gradle.kts
@@ -16,7 +16,7 @@ java {
 }
 
 var grpcVersion = "1.72.0" // CURRENT_GRPC_VERSION
-var protobufVersion = "4.30.2"
+var protobufVersion = "4.31.0"
 var protocVersion = protobufVersion
 
 dependencies {