diff --git a/NuGet.Config b/NuGet.Config
index f3a854ff13377..43d2539f28212 100644
--- a/NuGet.Config
+++ b/NuGet.Config
@@ -19,6 +19,7 @@
     <add key="dotnet.myget.org symreader" value="https://dotnet.myget.org/F/symreader/api/v3/index.json" />
     <add key="dotnet.myget.org symreader-portable" value="https://dotnet.myget.org/F/symreader-portable/api/v3/index.json" />
     <add key="dotnet.myget.org symreader-converter" value="https://dotnet.myget.org/F/symreader-converter/api/v3/index.json" />
+    <add key="dotnet.myget.org metadata-tools" value="https://dotnet.myget.org/F/metadata-tools/api/v3/index.json" />
     <add key="dotnet.myget.org interactive-window" value="https://dotnet.myget.org/F/interactive-window/api/v3/index.json" />
     <add key="dotnet.myget.org roslyn-master-nightly" value="https://dotnet.myget.org/F/roslyn-master-nightly/api/v3/index.json" />
     <add key="dotnet.myget.org devcore" value="https://www.myget.org/F/vs-devcore/api/v3/index.json" />
diff --git a/src/Workspaces/CoreTest/LinkedFileDiffMerging/LinkedFileDiffMergingTests.Features.cs b/src/Workspaces/CoreTest/LinkedFileDiffMerging/LinkedFileDiffMergingTests.Features.cs
index 12b27814b838c..666e27eb1aec1 100644
--- a/src/Workspaces/CoreTest/LinkedFileDiffMerging/LinkedFileDiffMergingTests.Features.cs
+++ b/src/Workspaces/CoreTest/LinkedFileDiffMerging/LinkedFileDiffMergingTests.Features.cs
@@ -8,7 +8,7 @@ namespace Microsoft.CodeAnalysis.UnitTests.LinkedFileDiffMerging
 {
     public partial class LinkedFileDiffMergingTests
     {
-        [Fact]
+        [Fact(Skip = "https://github.com/dotnet/roslyn/issues/18432")]
         [Trait(Traits.Feature, Traits.Features.LinkedFileDiffMerging)]
         public void TestChangeSignature()
         {