diff --git a/src/AzureIoTHub.Portal.Server.Tests.Unit/AzureIoTHub.Portal.Server.Tests.Unit.csproj b/src/AzureIoTHub.Portal.Server.Tests.Unit/AzureIoTHub.Portal.Server.Tests.Unit.csproj
index 6024c4e7c..8c44bed6b 100644
--- a/src/AzureIoTHub.Portal.Server.Tests.Unit/AzureIoTHub.Portal.Server.Tests.Unit.csproj
+++ b/src/AzureIoTHub.Portal.Server.Tests.Unit/AzureIoTHub.Portal.Server.Tests.Unit.csproj
@@ -7,10 +7,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="bunit" Version="1.5.12" />
+    <PackageReference Include="bunit" Version="1.6.4" />
     <PackageReference Include="bunit.core" Version="1.6.4" />
-    <PackageReference Include="bunit.web" Version="1.5.12" />
-    <PackageReference Include="bunit.web.testcomponents" Version="1.5.12" />
+    <PackageReference Include="bunit.web" Version="1.6.4" />
+    <PackageReference Include="bunit.web.testcomponents" Version="1.6.4" />
     <PackageReference Include="FluentAssertions" Version="6.5.1" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="6.0.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />