diff --git a/build/dependencies.props b/build/dependencies.props
index bc185e8407..3f8c6e638a 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -19,7 +19,8 @@
     <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview1-34029</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
     <MicrosoftBuildFrameworkPackageVersion>15.6.82</MicrosoftBuildFrameworkPackageVersion>
     <MicrosoftBuildUtilitiesCorePackageVersion>15.6.82</MicrosoftBuildUtilitiesCorePackageVersion>
-    <MicrosoftExtensionsBuffersSourcesPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsBuffersSourcesPackageVersion>
+    <MicrosoftExtensionsBuffersSourcesPackageVersion>2.2.0-a-preview1-split-pool-16472</MicrosoftExtensionsBuffersSourcesPackageVersion>
+    <MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion>2.2.0-a-preview1-split-pool-16472</MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion>
     <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
     <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsConfigurationJsonPackageVersion>
     <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
diff --git a/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj b/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
index f5efc09f7a..a17b331554 100644
--- a/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
+++ b/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
@@ -22,7 +22,8 @@
     <PackageReference Include="Microsoft.AspNetCore.Http.Extensions" Version="$(MicrosoftAspNetCoreHttpExtensionsPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.HttpOverrides" Version="$(MicrosoftAspNetCoreHttpOverridesPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.HttpSys.Sources" PrivateAssets="All" Version="$(MicrosoftAspNetCoreHttpSysSourcesPackageVersion)" />
-    <PackageReference Include="Microsoft.Extensions.Buffers.Sources" PrivateAssets="All" Version="$(MicrosoftExtensionsBuffersSourcesPackageVersion)" />
+    <PackageReference Include="Microsoft.Extensions.Buffers.Sources" Version="$(MicrosoftExtensionsBuffersSourcesPackageVersion)" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.Extensions.Buffers.MemoryPool.Sources" Version="$(MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="$(MicrosoftExtensionsLoggingAbstractionsPackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="$(MicrosoftExtensionsOptionsPackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.SecurityHelper.Sources" PrivateAssets="All" Version="$(MicrosoftExtensionsSecurityHelperSourcesPackageVersion)" />