diff --git a/src/ClaudeDo.Worker/Planning/PlanningSessionManager.cs b/src/ClaudeDo.Worker/Planning/PlanningSessionManager.cs
index 6dc4a2a..1517bed 100644
--- a/src/ClaudeDo.Worker/Planning/PlanningSessionManager.cs
+++ b/src/ClaudeDo.Worker/Planning/PlanningSessionManager.cs
@@ -13,7 +13,7 @@ namespace ClaudeDo.Worker.Planning;
 
 public sealed class PlanningSessionManager
 {
-    private const string McpServerUrl = "http://127.0.0.1:47821/mcp";
+    private string McpServerUrl => $"http://127.0.0.1:{_cfg.SignalRPort}/mcp";
 
     private readonly IDbContextFactory<ClaudeDoDbContext>? _factory;
     private readonly TaskRepository? _tasksOverride;
@@ -261,7 +261,7 @@ public sealed class PlanningSessionManager
             .TrimEnd('=');
     }
 
-    private static string BuildMcpConfigJson()
+    private string BuildMcpConfigJson()
     {
         var payload = new
         {