diff --git a/build/dependencies.props b/build/dependencies.props
index 1cd2b8f20c..ecb43b7f7d 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -32,7 +32,7 @@
     <MicrosoftCodeAnalysisVisualBasicPackageVersion>2.6.1</MicrosoftCodeAnalysisVisualBasicPackageVersion>
     <MicrosoftCodeAnalysisVisualBasicWorkspacesPackageVersion>2.6.1</MicrosoftCodeAnalysisVisualBasicWorkspacesPackageVersion>
     <MicrosoftCodeAnalysisWorkspacesCommonPackageVersion>2.6.1</MicrosoftCodeAnalysisWorkspacesCommonPackageVersion>
-    <MicrosoftCSharpPackageVersion>4.5.0-preview1-26115-01</MicrosoftCSharpPackageVersion>
+    <MicrosoftCSharpPackageVersion>4.5.0-preview1-26112-01</MicrosoftCSharpPackageVersion>
     <MicrosoftDotNetPlatformAbstractionsPackageVersion>2.1.0-preview2-25711-01</MicrosoftDotNetPlatformAbstractionsPackageVersion>
     <MicrosoftDotNetProjectModelPackageVersion>1.0.0-rc3-003121</MicrosoftDotNetProjectModelPackageVersion>
     <MicrosoftExtensionsDependencyModelPackageVersion>2.1.0-preview2-25711-01</MicrosoftExtensionsDependencyModelPackageVersion>
@@ -73,7 +73,7 @@
     <MicrosoftVisualStudioTextUIWpfPackageVersion>15.6.161-preview</MicrosoftVisualStudioTextUIWpfPackageVersion>
     <MicrosoftWebAdministrationPackageVersion>7.0.0</MicrosoftWebAdministrationPackageVersion>
     <MicrosoftWebXdtPackageVersion>1.4.0</MicrosoftWebXdtPackageVersion>
-    <MicrosoftWin32RegistryPackageVersion>4.5.0-preview1-26115-01</MicrosoftWin32RegistryPackageVersion>
+    <MicrosoftWin32RegistryPackageVersion>4.5.0-preview1-26112-01</MicrosoftWin32RegistryPackageVersion>
     <MonoAddinsPackageVersion>1.3.7</MonoAddinsPackageVersion>
     <MonoDevelopSdkPackageVersion>1.0.1</MonoDevelopSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
@@ -119,62 +119,62 @@
     <StackExchangeRedisStrongNamePackageVersion>1.2.4</StackExchangeRedisStrongNamePackageVersion>
     <StreamJsonRpcPackageVersion>1.1.92</StreamJsonRpcPackageVersion>
     <StyleCopAnalyzersPackageVersion>1.0.0</StyleCopAnalyzersPackageVersion>
-    <SystemBuffersPackageVersion>4.5.0-preview1-26115-01</SystemBuffersPackageVersion>
+    <SystemBuffersPackageVersion>4.5.0-preview1-26112-01</SystemBuffersPackageVersion>
     <SystemBuffersPrimitivesPackageVersion>0.1.0-e180104-2</SystemBuffersPrimitivesPackageVersion>
-    <SystemCodeDomPackageVersion>4.5.0-preview1-26115-01</SystemCodeDomPackageVersion>
-    <SystemCollectionsImmutablePackageVersion>1.5.0-preview1-26115-01</SystemCollectionsImmutablePackageVersion>
+    <SystemCodeDomPackageVersion>4.5.0-preview1-26112-01</SystemCodeDomPackageVersion>
+    <SystemCollectionsImmutablePackageVersion>1.5.0-preview1-26112-01</SystemCollectionsImmutablePackageVersion>
     <SystemCollectionsSequencesPackageVersion>0.1.0-e180104-2</SystemCollectionsSequencesPackageVersion>
-    <SystemComponentModelAnnotationsPackageVersion>4.5.0-preview1-26115-01</SystemComponentModelAnnotationsPackageVersion>
-    <SystemCompositionAttributedModelPackageVersion>1.2.0-preview1-26115-01</SystemCompositionAttributedModelPackageVersion>
-    <SystemCompositionConventionPackageVersion>1.2.0-preview1-26115-01</SystemCompositionConventionPackageVersion>
-    <SystemCompositionHostingPackageVersion>1.2.0-preview1-26115-01</SystemCompositionHostingPackageVersion>
-    <SystemCompositionPackageVersion>1.2.0-preview1-26115-01</SystemCompositionPackageVersion>
-    <SystemCompositionRuntimePackageVersion>1.2.0-preview1-26115-01</SystemCompositionRuntimePackageVersion>
-    <SystemCompositionTypedPartsPackageVersion>1.2.0-preview1-26115-01</SystemCompositionTypedPartsPackageVersion>
-    <SystemConfigurationConfigurationManagerPackageVersion>4.5.0-preview1-26115-01</SystemConfigurationConfigurationManagerPackageVersion>
-    <SystemDataSqlClientPackageVersion>4.5.0-preview1-26115-01</SystemDataSqlClientPackageVersion>
-    <SystemDiagnosticsDiagnosticSourcePackageVersion>4.5.0-preview1-26115-01</SystemDiagnosticsDiagnosticSourcePackageVersion>
+    <SystemComponentModelAnnotationsPackageVersion>4.5.0-preview1-26112-01</SystemComponentModelAnnotationsPackageVersion>
+    <SystemCompositionAttributedModelPackageVersion>1.2.0-preview1-26112-01</SystemCompositionAttributedModelPackageVersion>
+    <SystemCompositionConventionPackageVersion>1.2.0-preview1-26112-01</SystemCompositionConventionPackageVersion>
+    <SystemCompositionHostingPackageVersion>1.2.0-preview1-26112-01</SystemCompositionHostingPackageVersion>
+    <SystemCompositionPackageVersion>1.2.0-preview1-26112-01</SystemCompositionPackageVersion>
+    <SystemCompositionRuntimePackageVersion>1.2.0-preview1-26112-01</SystemCompositionRuntimePackageVersion>
+    <SystemCompositionTypedPartsPackageVersion>1.2.0-preview1-26112-01</SystemCompositionTypedPartsPackageVersion>
+    <SystemConfigurationConfigurationManagerPackageVersion>4.5.0-preview1-26112-01</SystemConfigurationConfigurationManagerPackageVersion>
+    <SystemDataSqlClientPackageVersion>4.5.0-preview1-26112-01</SystemDataSqlClientPackageVersion>
+    <SystemDiagnosticsDiagnosticSourcePackageVersion>4.5.0-preview1-26112-01</SystemDiagnosticsDiagnosticSourcePackageVersion>
     <SystemInteractiveAsyncPackageVersion>3.1.1</SystemInteractiveAsyncPackageVersion>
-    <SystemIOFileSystemAccessControlPackageVersion>4.5.0-preview1-26115-01</SystemIOFileSystemAccessControlPackageVersion>
-    <SystemIOPackagingPackageVersion>4.5.0-preview1-26115-01</SystemIOPackagingPackageVersion>
+    <SystemIOFileSystemAccessControlPackageVersion>4.5.0-preview1-26112-01</SystemIOFileSystemAccessControlPackageVersion>
+    <SystemIOPackagingPackageVersion>4.5.0-preview1-26112-01</SystemIOPackagingPackageVersion>
     <SystemIOPipelinesExtensionsPackageVersion>0.1.0-e180104-2</SystemIOPipelinesExtensionsPackageVersion>
     <SystemIOPipelinesPackageVersion>0.1.0-e180104-2</SystemIOPipelinesPackageVersion>
     <SystemIOPipelinesTestingPackageVersion>0.1.0-e180104-2</SystemIOPipelinesTestingPackageVersion>
     <SystemIOPipelinesTextPrimitivesPackageVersion>0.1.0-e180104-2</SystemIOPipelinesTextPrimitivesPackageVersion>
-    <SystemIOPipesAccessControlPackageVersion>4.5.0-preview1-26115-01</SystemIOPipesAccessControlPackageVersion>
-    <SystemIOPortsPackageVersion>4.5.0-preview1-26115-01</SystemIOPortsPackageVersion>
-    <SystemJsonPackageVersion>4.5.0-preview1-26115-01</SystemJsonPackageVersion>
+    <SystemIOPipesAccessControlPackageVersion>4.5.0-preview1-26112-01</SystemIOPipesAccessControlPackageVersion>
+    <SystemIOPortsPackageVersion>4.5.0-preview1-26112-01</SystemIOPortsPackageVersion>
+    <SystemJsonPackageVersion>4.5.0-preview1-26112-01</SystemJsonPackageVersion>
     <SystemManagementAutomationPackageVersion>6.1.7601.17515</SystemManagementAutomationPackageVersion>
-    <SystemMemoryPackageVersion>4.5.0-preview1-26115-01</SystemMemoryPackageVersion>
+    <SystemMemoryPackageVersion>4.5.0-preview1-26112-01</SystemMemoryPackageVersion>
     <SystemNetHttpPackageVersion>4.3.2</SystemNetHttpPackageVersion>
-    <SystemNetHttpWinHttpHandlerPackageVersion>4.5.0-preview1-26115-01</SystemNetHttpWinHttpHandlerPackageVersion>
-    <SystemNumericsVectorsPackageVersion>4.5.0-preview1-26115-01</SystemNumericsVectorsPackageVersion>
+    <SystemNetHttpWinHttpHandlerPackageVersion>4.5.0-preview1-26112-01</SystemNetHttpWinHttpHandlerPackageVersion>
+    <SystemNumericsVectorsPackageVersion>4.5.0-preview1-26112-01</SystemNumericsVectorsPackageVersion>
     <SystemReactiveLinqPackageVersion>3.1.1</SystemReactiveLinqPackageVersion>
-    <SystemReflectionDispatchProxyPackageVersion>4.5.0-preview1-26115-01</SystemReflectionDispatchProxyPackageVersion>
+    <SystemReflectionDispatchProxyPackageVersion>4.5.0-preview1-26112-01</SystemReflectionDispatchProxyPackageVersion>
     <SystemReflectionEmitPackageVersion>4.3.0</SystemReflectionEmitPackageVersion>
-    <SystemReflectionMetadataPackageVersion>1.6.0-preview1-26115-01</SystemReflectionMetadataPackageVersion>
-    <SystemReflectionTypeExtensionsPackageVersion>4.5.0-preview1-26115-01</SystemReflectionTypeExtensionsPackageVersion>
-    <SystemRuntimeCompilerServicesUnsafePackageVersion>4.5.0-preview1-26115-01</SystemRuntimeCompilerServicesUnsafePackageVersion>
+    <SystemReflectionMetadataPackageVersion>1.6.0-preview1-26112-01</SystemReflectionMetadataPackageVersion>
+    <SystemReflectionTypeExtensionsPackageVersion>4.5.0-preview1-26112-01</SystemReflectionTypeExtensionsPackageVersion>
+    <SystemRuntimeCompilerServicesUnsafePackageVersion>4.5.0-preview1-26112-01</SystemRuntimeCompilerServicesUnsafePackageVersion>
     <SystemRuntimeInteropServicesRuntimeInformationPackageVersion>4.3.0</SystemRuntimeInteropServicesRuntimeInformationPackageVersion>
-    <SystemSecurityAccessControlPackageVersion>4.5.0-preview1-26115-01</SystemSecurityAccessControlPackageVersion>
-    <SystemSecurityCryptographyCngPackageVersion>4.5.0-preview1-26115-01</SystemSecurityCryptographyCngPackageVersion>
-    <SystemSecurityCryptographyPkcsPackageVersion>4.5.0-preview1-26115-01</SystemSecurityCryptographyPkcsPackageVersion>
-    <SystemSecurityCryptographyProtectedDataPackageVersion>4.5.0-preview1-26115-01</SystemSecurityCryptographyProtectedDataPackageVersion>
-    <SystemSecurityCryptographyXmlPackageVersion>4.5.0-preview1-26115-01</SystemSecurityCryptographyXmlPackageVersion>
-    <SystemSecurityPermissionsPackageVersion>4.5.0-preview1-26115-01</SystemSecurityPermissionsPackageVersion>
-    <SystemSecurityPrincipalWindowsPackageVersion>4.5.0-preview1-26115-01</SystemSecurityPrincipalWindowsPackageVersion>
-    <SystemServiceProcessServiceControllerPackageVersion>4.5.0-preview1-26115-01</SystemServiceProcessServiceControllerPackageVersion>
-    <SystemTextEncodingCodePagesPackageVersion>4.5.0-preview1-26115-01</SystemTextEncodingCodePagesPackageVersion>
-    <SystemTextEncodingsWebPackageVersion>4.5.0-preview1-26115-01</SystemTextEncodingsWebPackageVersion>
+    <SystemSecurityAccessControlPackageVersion>4.5.0-preview1-26112-01</SystemSecurityAccessControlPackageVersion>
+    <SystemSecurityCryptographyCngPackageVersion>4.5.0-preview1-26112-01</SystemSecurityCryptographyCngPackageVersion>
+    <SystemSecurityCryptographyPkcsPackageVersion>4.5.0-preview1-26112-01</SystemSecurityCryptographyPkcsPackageVersion>
+    <SystemSecurityCryptographyProtectedDataPackageVersion>4.5.0-preview1-26112-01</SystemSecurityCryptographyProtectedDataPackageVersion>
+    <SystemSecurityCryptographyXmlPackageVersion>4.5.0-preview1-26112-01</SystemSecurityCryptographyXmlPackageVersion>
+    <SystemSecurityPermissionsPackageVersion>4.5.0-preview1-26112-01</SystemSecurityPermissionsPackageVersion>
+    <SystemSecurityPrincipalWindowsPackageVersion>4.5.0-preview1-26112-01</SystemSecurityPrincipalWindowsPackageVersion>
+    <SystemServiceProcessServiceControllerPackageVersion>4.5.0-preview1-26112-01</SystemServiceProcessServiceControllerPackageVersion>
+    <SystemTextEncodingCodePagesPackageVersion>4.5.0-preview1-26112-01</SystemTextEncodingCodePagesPackageVersion>
+    <SystemTextEncodingsWebPackageVersion>4.5.0-preview1-26112-01</SystemTextEncodingsWebPackageVersion>
     <SystemTextEncodingsWebUtf8PackageVersion>0.1.0-e180104-2</SystemTextEncodingsWebUtf8PackageVersion>
     <SystemTextFormattingPackageVersion>0.1.0-e180104-2</SystemTextFormattingPackageVersion>
     <SystemTextPrimitivesPackageVersion>0.1.0-e180104-2</SystemTextPrimitivesPackageVersion>
     <SystemTextUtf8StringPackageVersion>0.1.0-e180104-2</SystemTextUtf8StringPackageVersion>
-    <SystemThreadingAccessControlPackageVersion>4.5.0-preview1-26115-01</SystemThreadingAccessControlPackageVersion>
-    <SystemThreadingChannelsPackageVersion>4.5.0-preview1-26115-01</SystemThreadingChannelsPackageVersion>
-    <SystemThreadingTasksDataflowPackageVersion>4.9.0-preview1-26115-01</SystemThreadingTasksDataflowPackageVersion>
-    <SystemThreadingTasksExtensionsPackageVersion>4.5.0-preview1-26115-01</SystemThreadingTasksExtensionsPackageVersion>
-    <SystemValueTuplePackageVersion>4.5.0-preview1-26115-01</SystemValueTuplePackageVersion>
+    <SystemThreadingAccessControlPackageVersion>4.5.0-preview1-26112-01</SystemThreadingAccessControlPackageVersion>
+    <SystemThreadingChannelsPackageVersion>4.5.0-preview1-26112-01</SystemThreadingChannelsPackageVersion>
+    <SystemThreadingTasksDataflowPackageVersion>4.9.0-preview1-26112-01</SystemThreadingTasksDataflowPackageVersion>
+    <SystemThreadingTasksExtensionsPackageVersion>4.5.0-preview1-26112-01</SystemThreadingTasksExtensionsPackageVersion>
+    <SystemValueTuplePackageVersion>4.5.0-preview1-26112-01</SystemValueTuplePackageVersion>
     <VisualStudio_NewtonsoftJsonPackageVersion>9.0.1</VisualStudio_NewtonsoftJsonPackageVersion>
     <VSIX_MicrosoftCodeAnalysisCommonPackageVersion>2.7.0-beta3-62512-06</VSIX_MicrosoftCodeAnalysisCommonPackageVersion>
     <VSIX_MicrosoftCodeAnalysisCSharpFeaturesPackageVersion>2.7.0-beta3-62512-06</VSIX_MicrosoftCodeAnalysisCSharpFeaturesPackageVersion>