diff --git a/src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/SdkAssemblyVersionDiffExclusions.txt b/src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/SdkAssemblyVersionDiffExclusions.txt
index 4b0856a5b..50fac905d 100644
--- a/src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/SdkAssemblyVersionDiffExclusions.txt
+++ b/src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/SdkAssemblyVersionDiffExclusions.txt
@@ -32,6 +32,7 @@
 ./sdk/x.y.z/DotnetTools/dotnet-format/Microsoft.CodeAnalysis.*
 ./sdk/x.y.z/DotnetTools/dotnet-format/Microsoft.DiaSymReader.dll
 ./sdk/x.y.z/DotnetTools/dotnet-format/System.Composition.*
+./sdk/x.y.z/DotnetTools/dotnet-format/System.IO.Pipelines.dll
 ./sdk/x.y.z/DotnetTools/dotnet-watch/x.y.z/tools/netx.y/any/Humanizer.dll
 ./sdk/x.y.z/DotnetTools/dotnet-watch/x.y.z/tools/netx.y/any/Microsoft.Build.Locator.dll
 ./sdk/x.y.z/DotnetTools/dotnet-watch/x.y.z/tools/netx.y/any/Microsoft.CodeAnalysis.AnalyzerUtilities.dll