diff --git a/NuGet.config b/NuGet.config
index 28f0a186b4d..7f036bf940c 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -4,7 +4,6 @@
   <packageSources>
     <add key="fallback" value=".nugetfallback" />
     <add key="Nuget Official" value="https://api.nuget.org/v3/index.json" />
-    <add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
     <add key="dotnet-tools" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json" />
     <add key="dotnet5" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet5/nuget/v3/index.json" />
@@ -12,4 +11,4 @@
     <add key="vs-impl" value="https://pkgs.dev.azure.com/azure-public/vside/_packaging/vs-impl/nuget/v3/index.json" />
     <add key="NuGetizer3000" value="https://ci.appveyor.com/nuget/nugetizer3000" />
   </packageSources>
-</configuration>
\ No newline at end of file
+</configuration>