diff --git a/src/ClaudeDo.Worker/Program.cs b/src/ClaudeDo.Worker/Program.cs
index 8e91011d..4cfa7ba8 100644
--- a/src/ClaudeDo.Worker/Program.cs
+++ b/src/ClaudeDo.Worker/Program.cs
@@ -47,6 +47,8 @@ var broadcastSink = new BroadcastLogSink(logBuffer);
 
 builder.Host.UseSerilog((ctx, lc) => lc
     .MinimumLevel.Information()
+    .MinimumLevel.Override("Microsoft.EntityFrameworkCore", Serilog.Events.LogEventLevel.Warning)
+    .MinimumLevel.Override("Microsoft.AspNetCore", Serilog.Events.LogEventLevel.Warning)
     .WriteTo.File(
         System.IO.Path.Combine(logRoot, "worker-.log"),
         rollingInterval: RollingInterval.Day,