diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index bf5ce022..39cc7d1a 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.Private.CoreFx.NETCoreApp" Version="4.6.0-preview.19108.4">
+    <Dependency Name="Microsoft.Private.CoreFx.NETCoreApp" Version="4.6.0-preview.19108.5">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ede577ca971a46a54f53ff7daa3e9ce5e725bc95</Sha>
+      <Sha>b1cc2d934d4aefc99127b2c98b67310b8e574b14</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.Platforms" Version="3.0.0-preview.19108.4">
+    <Dependency Name="Microsoft.NETCore.Platforms" Version="3.0.0-preview.19108.5">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ede577ca971a46a54f53ff7daa3e9ce5e725bc95</Sha>
+      <Sha>b1cc2d934d4aefc99127b2c98b67310b8e574b14</Sha>
     </Dependency>
     <PinnedDependency Name="Microsoft.NETCore.Targets" Version="2.0.0">
       <Uri>https://github.com/dotnet/corefx</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 9ea1aa59..cfdf3654 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -7,8 +7,8 @@
   </PropertyGroup>
   <!--Package versions-->
   <PropertyGroup>
-    <MicrosoftPrivateCoreFxNETCoreAppPackageVersion>4.6.0-preview.19108.4</MicrosoftPrivateCoreFxNETCoreAppPackageVersion>
-    <MicrosoftNETCorePlatformsPackageVersion>3.0.0-preview.19108.4</MicrosoftNETCorePlatformsPackageVersion>
+    <MicrosoftPrivateCoreFxNETCoreAppPackageVersion>4.6.0-preview.19108.5</MicrosoftPrivateCoreFxNETCoreAppPackageVersion>
+    <MicrosoftNETCorePlatformsPackageVersion>3.0.0-preview.19108.5</MicrosoftNETCorePlatformsPackageVersion>
     <MicrosoftNETCoreTargetsPackageVersion>2.0.0</MicrosoftNETCoreTargetsPackageVersion>
     <NETStandardLibraryPackageVersion>2.0.3</NETStandardLibraryPackageVersion>
     <MicrosoftNETCoreRuntimeCoreCLRPackageVersion>3.0.0-preview-27408-72</MicrosoftNETCoreRuntimeCoreCLRPackageVersion>