diff --git a/src/IoTHub.Portal.Client/IoTHub.Portal.Client.csproj b/src/IoTHub.Portal.Client/IoTHub.Portal.Client.csproj
index 482689c95..71689f16a 100644
--- a/src/IoTHub.Portal.Client/IoTHub.Portal.Client.csproj
+++ b/src/IoTHub.Portal.Client/IoTHub.Portal.Client.csproj
@@ -17,7 +17,7 @@
   <ItemGroup>
     <PackageReference Include="ChartJs.Blazor.Fork" Version="2.0.2" />
     <PackageReference Include="Blazored.LocalStorage" Version="4.4.0" />
-    <PackageReference Include="FluentValidation" Version="11.9.0" />
+    <PackageReference Include="FluentValidation" Version="11.9.1" />
     <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="6.0.0" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4">
       <PrivateAssets>all</PrivateAssets>
diff --git a/src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj b/src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj
index cd603e0cc..06faac167 100644
--- a/src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj
+++ b/src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj
@@ -39,7 +39,7 @@
     <PackageReference Include="Azure.Messaging.EventHubs" Version="5.11.1" />
     <PackageReference Include="Azure.Messaging.EventHubs.Processor" Version="5.11.1" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.19.1" />
-    <PackageReference Include="FluentValidation" Version="11.9.0" />
+    <PackageReference Include="FluentValidation" Version="11.9.1" />
     <PackageReference Include="CsvHelper" Version="30.1.0" />
     <PackageReference Include="Hellang.Middleware.ProblemDetails" Version="6.5.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.22.0" />