diff --git a/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/BackgroundTasks/BackgroundTasks.csproj b/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/BackgroundTasks/BackgroundTasks.csproj
index d7034572..1e74fd69 100644
--- a/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/BackgroundTasks/BackgroundTasks.csproj
+++ b/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/BackgroundTasks/BackgroundTasks.csproj
@@ -112,7 +112,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
-      <Version>5.2.3</Version>
+      <Version>5.2.4</Version>
     </PackageReference>
   </ItemGroup>
   <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
diff --git a/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/Step4/Step4.csproj b/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/Step4/Step4.csproj
index 195d0b34..b41c41d8 100644
--- a/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/Step4/Step4.csproj
+++ b/Samples/JourneyAcrossTheBridge_Build2017Edition/Step4/Step4/Step4.csproj
@@ -144,7 +144,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
-      <Version>5.2.3</Version>
+      <Version>5.2.4</Version>
     </PackageReference>
     <PackageReference Include="Telerik.UI.for.UniversalWindowsPlatform">
       <Version>1.0.0.1</Version>