diff --git a/build/dependencies.props b/build/dependencies.props
index 7b99d5e296..9e7e524c41 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -22,7 +22,6 @@
     <MicrosoftBuildFrameworkPackageVersion>15.6.82</MicrosoftBuildFrameworkPackageVersion>
     <MicrosoftBuildUtilitiesCorePackageVersion>15.6.82</MicrosoftBuildUtilitiesCorePackageVersion>
     <MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion>
-    <MicrosoftExtensionsBuffersSourcesPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsBuffersSourcesPackageVersion>
     <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
     <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
     <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsConfigurationJsonPackageVersion>
@@ -32,7 +31,6 @@
     <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsLoggingPackageVersion>
     <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsLoggingTestingPackageVersion>
     <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>2.2.0-preview1-34640</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.7</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.1</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26618-02</MicrosoftNETCoreApp22PackageVersion>
diff --git a/src/Microsoft.AspNetCore.Server.IIS/Microsoft.AspNetCore.Server.IIS.csproj b/src/Microsoft.AspNetCore.Server.IIS/Microsoft.AspNetCore.Server.IIS.csproj
index f45796256a..76c3ecfe5c 100644
--- a/src/Microsoft.AspNetCore.Server.IIS/Microsoft.AspNetCore.Server.IIS.csproj
+++ b/src/Microsoft.AspNetCore.Server.IIS/Microsoft.AspNetCore.Server.IIS.csproj
@@ -13,7 +13,6 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.HttpSys.Sources" PrivateAssets="All" Version="$(MicrosoftAspNetCoreHttpSysSourcesPackageVersion)" />
-    <PackageReference Include="Microsoft.Extensions.Buffers.Sources" Version="$(MicrosoftExtensionsBuffersSourcesPackageVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Extensions.Buffers.MemoryPool.Sources" Version="$(MicrosoftExtensionsBuffersMemoryPoolSourcesPackageVersion)" PrivateAssets="All" />
 
     <PackageReference Include="System.IO.Pipelines" Version="$(SystemIOPipelinesPackageVersion)" />
diff --git a/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj b/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
index f816c8de3f..e64bb17309 100644
--- a/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
+++ b/src/Microsoft.AspNetCore.Server.IISIntegration/Microsoft.AspNetCore.Server.IISIntegration.csproj
@@ -23,7 +23,6 @@
     <PackageReference Include="Microsoft.AspNetCore.HttpOverrides" Version="$(MicrosoftAspNetCoreHttpOverridesPackageVersion)" />
     <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)" />
   </ItemGroup>
 
-</Project>
\ No newline at end of file
+</Project>