diff --git a/build/DependencyVersions.props b/build/DependencyVersions.props
index 821323ad9..3e5f4edb9 100644
--- a/build/DependencyVersions.props
+++ b/build/DependencyVersions.props
@@ -2,8 +2,8 @@
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <CLI_SharedFrameworkVersion>2.1.0-preview1-25818-01</CLI_SharedFrameworkVersion>
-    <CLI_MSBuild_Version>15.5.0-preview-000154-1054573</CLI_MSBuild_Version>
-    <CLI_Roslyn_Version>2.6.0-beta1-62126-01</CLI_Roslyn_Version>
+    <CLI_MSBuild_Version>15.5.0-preview-000160-1065475</CLI_MSBuild_Version>
+    <CLI_Roslyn_Version>2.6.0-beta2-62210-01</CLI_Roslyn_Version>
     <CLI_DiaSymNative_Version>1.6.0-beta2-25304</CLI_DiaSymNative_Version>
     <CLI_FSharp_Version>4.2.0-rtm-170926-0</CLI_FSharp_Version>
     <CLI_Deps_Satellites_Build>pre-20171012-1</CLI_Deps_Satellites_Build>
@@ -19,7 +19,7 @@
     <CLI_NuGet_Version>4.5.0-preview2-4529</CLI_NuGet_Version>
     <CLI_NETStandardLibraryNETFrameworkVersion>2.0.0-preview3-25514-04</CLI_NETStandardLibraryNETFrameworkVersion>
     <CLI_WEBSDK_Version>2.0.0-rel-20171010-665</CLI_WEBSDK_Version>
-    <CLI_TestPlatform_Version>15.5.0-preview-20171009-10</CLI_TestPlatform_Version>
+    <CLI_TestPlatform_Version>15.5.0-preview-20171012-09</CLI_TestPlatform_Version>
     <SharedFrameworkVersion>$(CLI_SharedFrameworkVersion)</SharedFrameworkVersion>
     <SharedHostVersion>$(CLI_SharedFrameworkVersion)</SharedHostVersion>
     <HostFxrVersion>$(CLI_SharedFrameworkVersion)</HostFxrVersion>