diff --git a/runtime/dotnet/NuGet.Config b/runtime/dotnet/NuGet.Config
index 11ff1952c1..e2c039923e 100644
--- a/runtime/dotnet/NuGet.Config
+++ b/runtime/dotnet/NuGet.Config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <packageSources>
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
+    <clear />
     <add key="BotBuilder.myget.org" value="https://botbuilder.myget.org/F/botbuilder-v4-dotnet-daily/api/v3/index.json" protocolVersion="3" />
   </packageSources>
 </configuration>