diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 0d50b5f4040..e401249e1fd 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,37 +1,37 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.Win32.Registry" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="Microsoft.Win32.Registry" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.Configuration.ConfigurationManager" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.Configuration.ConfigurationManager" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.Drawing.Common" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.Drawing.Common" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Win32.SystemEvents" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="Microsoft.Win32.SystemEvents" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Cryptography.Cng" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.Security.Cryptography.Cng" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.CodeDom" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.CodeDom" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Permissions" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.Security.Permissions" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
-    <Dependency Name="System.Windows.Extensions" Version="4.6.0-preview4.19113.23">
+    <Dependency Name="System.Windows.Extensions" Version="4.6.0-preview4.19115.1">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ed0a57d42d859a4b8fee19441c504bc296c2a2ae</Sha>
+      <Sha>89b67cc789c78ceb65bf996969aba6e30b0679d0</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 6918a9ea6ab..0baeff487ca 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -8,14 +8,14 @@
   </PropertyGroup>
   <!-- Corefx dependencies -->
   <PropertyGroup>
-    <MicrosoftWin32RegistryPackageVersion>4.6.0-preview4.19113.23</MicrosoftWin32RegistryPackageVersion>
-    <SystemConfigurationConfigurationManagerPackageVersion>4.6.0-preview4.19113.23</SystemConfigurationConfigurationManagerPackageVersion>
-    <SystemDrawingCommonPackageVersion>4.6.0-preview4.19113.23</SystemDrawingCommonPackageVersion>
-    <MicrosoftWin32SystemEventsPackageVersion>4.6.0-preview4.19113.23</MicrosoftWin32SystemEventsPackageVersion>
-    <SystemSecurityCryptographyCngPackageVersion>4.6.0-preview4.19113.23</SystemSecurityCryptographyCngPackageVersion>
-    <SystemCodeDomPackageVersion>4.6.0-preview4.19113.23</SystemCodeDomPackageVersion>
-    <SystemSecurityPermissionsPackageVersion>4.6.0-preview4.19113.23</SystemSecurityPermissionsPackageVersion>
-    <SystemWindowsExtensionsPackageVersion>4.6.0-preview4.19113.23</SystemWindowsExtensionsPackageVersion>
+    <MicrosoftWin32RegistryPackageVersion>4.6.0-preview4.19115.1</MicrosoftWin32RegistryPackageVersion>
+    <SystemConfigurationConfigurationManagerPackageVersion>4.6.0-preview4.19115.1</SystemConfigurationConfigurationManagerPackageVersion>
+    <SystemDrawingCommonPackageVersion>4.6.0-preview4.19115.1</SystemDrawingCommonPackageVersion>
+    <MicrosoftWin32SystemEventsPackageVersion>4.6.0-preview4.19115.1</MicrosoftWin32SystemEventsPackageVersion>
+    <SystemSecurityCryptographyCngPackageVersion>4.6.0-preview4.19115.1</SystemSecurityCryptographyCngPackageVersion>
+    <SystemCodeDomPackageVersion>4.6.0-preview4.19115.1</SystemCodeDomPackageVersion>
+    <SystemSecurityPermissionsPackageVersion>4.6.0-preview4.19115.1</SystemSecurityPermissionsPackageVersion>
+    <SystemWindowsExtensionsPackageVersion>4.6.0-preview4.19115.1</SystemWindowsExtensionsPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <AccessibilityPackageVersion>4.6.0-alpha-27122-5</AccessibilityPackageVersion>