diff --git a/src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.S7.Cli/Commands/SubscribeCommand.cs b/src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.S7.Cli/Commands/SubscribeCommand.cs
index 753f9d92..0b9e9dbd 100644
--- a/src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.S7.Cli/Commands/SubscribeCommand.cs
+++ b/src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.S7.Cli/Commands/SubscribeCommand.cs
@@ -50,6 +50,8 @@ public sealed class SubscribeCommand : S7CommandBase
         {
             await driver.InitializeAsync("{}", ct);
 
+            // Route every data-change event to the CliFx console (not System.Console — the
+            // analyzer flags it + IConsole is the testable abstraction).
             driver.OnDataChange += (_, e) =>
             {
                 var line = $"[{DateTime.UtcNow:HH:mm:ss.fff}] " +