diff --git a/plug.proto b/plug.proto
index b89f136..064e1f3 100644
--- a/plug.proto
+++ b/plug.proto
@@ -1,4 +1,5 @@
 syntax = "proto3";
+import "google/protobuf/timestamp.proto";
 
 option go_package = "git.dragse.it/anthrove/plug-[REPLACE_ME]/api/gRPC";
 
@@ -11,10 +12,12 @@ service PlugConnector {
 
 message PingRequest {
   string message = 1; // Optional message field, can be removed if not needed
+  google.protobuf.Timestamp timestamp = 2;
 }
 
 message PongResponse {
   string message = 1; // Optional message field, can be removed if not needed
+  google.protobuf.Timestamp timestamp = 2;
 }
 
 message PlugTaskStatus {