diff --git a/branchinfo.txt b/branchinfo.txt
index d138bff9b..890a7e809 100644
--- a/branchinfo.txt
+++ b/branchinfo.txt
@@ -4,6 +4,6 @@
 MAJOR_VERSION=1
 MINOR_VERSION=1
 PATCH_VERSION=0
-RELEASE_SUFFIX=rc4
+RELEASE_SUFFIX=preview1
 CHANNEL=rel-1.1.0
 BRANCH_NAME=rel/1.1.0
diff --git a/build/Microsoft.DotNet.Cli.DependencyVersions.props b/build/Microsoft.DotNet.Cli.DependencyVersions.props
index 140b26274..16cce027f 100644
--- a/build/Microsoft.DotNet.Cli.DependencyVersions.props
+++ b/build/Microsoft.DotNet.Cli.DependencyVersions.props
@@ -4,7 +4,7 @@
     <CLI_SharedFrameworkVersion>1.1.2</CLI_SharedFrameworkVersion>
     <CLI_MSBuild_Version>15.3.0-preview-000246-05</CLI_MSBuild_Version>
     <CLI_Roslyn_Version>2.0.0-rc5-61427-04</CLI_Roslyn_Version>
-    <CLI_NETSDK_Version>1.1.0-alpha-20170525-2</CLI_NETSDK_Version>
+    <CLI_NETSDK_Version>1.1.0-alpha-20170607-4</CLI_NETSDK_Version>
     <CLI_NuGet_Version>4.3.0-preview3-4146</CLI_NuGet_Version>
     <CLI_WEBSDK_Version>1.0.0-alpha-20170516-2-509</CLI_WEBSDK_Version>
     <CLI_TestPlatform_Version>15.0.0</CLI_TestPlatform_Version>
diff --git a/packaging/windows/clisdk/registrykeys.wxs b/packaging/windows/clisdk/registrykeys.wxs
index 9db1d2115..0510d67f0 100644
--- a/packaging/windows/clisdk/registrykeys.wxs
+++ b/packaging/windows/clisdk/registrykeys.wxs
@@ -10,7 +10,7 @@
       </Component>
       <Component Id="SetupRegistry_x86_RC2_Compat_Key" Directory="TARGETDIR" Win64="no">
         <RegistryKey Root="HKLM" Key="SOFTWARE\dotnet\Setup\InstalledVersions\$(var.Platform)\sdk">
-          <RegistryValue Action="write" Name="1.0.1-rc4" Type="integer" Value="1" KeyPath="yes"/>
+          <RegistryValue Action="write" Name="1.1.0-preview1" Type="integer" Value="1" KeyPath="yes"/>
         </RegistryKey>
       </Component>
     </ComponentGroup>