diff --git a/ShengShengBuXi.ConsoleApp/ShengShengBuXi.ConsoleApp.csproj b/ShengShengBuXi.ConsoleApp/ShengShengBuXi.ConsoleApp.csproj
index a11acd9..02f9b17 100644
--- a/ShengShengBuXi.ConsoleApp/ShengShengBuXi.ConsoleApp.csproj
+++ b/ShengShengBuXi.ConsoleApp/ShengShengBuXi.ConsoleApp.csproj
@@ -26,7 +26,7 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
     <None Update="config.json">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
   </ItemGroup>
 
diff --git a/ShengShengBuXi.ConsoleApp/config.json b/ShengShengBuXi.ConsoleApp/config.json
index a322640..d270e9a 100644
--- a/ShengShengBuXi.ConsoleApp/config.json
+++ b/ShengShengBuXi.ConsoleApp/config.json
@@ -20,7 +20,7 @@
     "SampleRate": 16000,
     "Channels": 1,
     "BufferMilliseconds": 100,
-    "SilenceThreshold": 0.02,
+    "SilenceThreshold": 0.15,
     "SilenceTimeoutSeconds": 30,
     "AllowUserHangup": true,
     "UploadRecordingToServer": false,
@@ -31,6 +31,6 @@
   "CallFlow": {
     "WaitForPickupMinSeconds": 3,
     "WaitForPickupMaxSeconds": 6,
-    "PlayPickupProbability": 0.15
+    "PlayPickupProbability": 0.5
   }
 }
\ No newline at end of file