diff --git a/Lombiq.BaseTheme.Tests.UI/Lombiq.BaseTheme.Tests.UI.csproj b/Lombiq.BaseTheme.Tests.UI/Lombiq.BaseTheme.Tests.UI.csproj
index fbae4fa..adc2f00 100644
--- a/Lombiq.BaseTheme.Tests.UI/Lombiq.BaseTheme.Tests.UI.csproj
+++ b/Lombiq.BaseTheme.Tests.UI/Lombiq.BaseTheme.Tests.UI.csproj
@@ -25,7 +25,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="5.1.0" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="5.1.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Lombiq.BaseTheme/Lombiq.BaseTheme.csproj b/Lombiq.BaseTheme/Lombiq.BaseTheme.csproj
index b8e5f30..9f5c749 100644
--- a/Lombiq.BaseTheme/Lombiq.BaseTheme.csproj
+++ b/Lombiq.BaseTheme/Lombiq.BaseTheme.csproj
@@ -49,7 +49,7 @@
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
     <PackageReference Include="Lombiq.HelpfulLibraries" Version="5.1.0" />
-    <PackageReference Include="Lombiq.HelpfulExtensions" Version="4.0.1" />
+    <PackageReference Include="Lombiq.HelpfulExtensions" Version="4.0.2" />
 
     <Content Include="Assets/Styles/**/*.*">
       <IncludeInPackage>true</IncludeInPackage>