diff --git a/src/ClaudeDo.Ui/Services/WorkerClient.cs b/src/ClaudeDo.Ui/Services/WorkerClient.cs
index 120dd53..3d01c72 100644
--- a/src/ClaudeDo.Ui/Services/WorkerClient.cs
+++ b/src/ClaudeDo.Ui/Services/WorkerClient.cs
@@ -139,7 +139,8 @@ public partial class WorkerClient : ObservableObject, IAsyncDisposable, IWorkerC
 
         _hub.On<string, WorkerLogLevel, DateTime>("WorkerLog", (message, level, timestampUtc) =>
         {
-            WorkerLogReceivedEvent?.Invoke(new WorkerLogEntry(message, level, timestampUtc));
+            Dispatcher.UIThread.Post(() =>
+                WorkerLogReceivedEvent?.Invoke(new WorkerLogEntry(message, level, timestampUtc)));
         });
 
         _hub.On<string, string>("PlanningMergeStarted", (planningTaskId, targetBranch) =>