diff --git a/build/DependencyVersions.props b/build/DependencyVersions.props
index 2d8fc4aee..365aa7dfa 100644
--- a/build/DependencyVersions.props
+++ b/build/DependencyVersions.props
@@ -18,7 +18,7 @@
     <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>