diff --git a/src/server/api/Sprk.Bff.Api/Sprk.Bff.Api.csproj b/src/server/api/Sprk.Bff.Api/Sprk.Bff.Api.csproj
index 09a32151..6203c1cc 100644
--- a/src/server/api/Sprk.Bff.Api/Sprk.Bff.Api.csproj
+++ b/src/server/api/Sprk.Bff.Api/Sprk.Bff.Api.csproj
@@ -37,7 +37,7 @@
 
     <!-- Microsoft Identity (CRITICAL - must be 3.x or higher) -->
     <!-- Identity.Web 3.8.2+ fixes CVE-2025-32016; requires Identity.Client >= 4.70.0 -->
-    <PackageReference Include="Microsoft.Identity.Client" Version="4.79.2" />
+    <PackageReference Include="Microsoft.Identity.Client" Version="4.81.0" />
     <PackageReference Include="Microsoft.Identity.Web" Version="4.2.0" />
     <PackageReference Include="Microsoft.Identity.Web.MicrosoftGraph" Version="4.2.0" />
     <PackageReference Include="MimeKit" Version="4.14.0" />
diff --git a/src/server/shared/Spaarke.Dataverse/Spaarke.Dataverse.csproj b/src/server/shared/Spaarke.Dataverse/Spaarke.Dataverse.csproj
index 7a050986..cec7a7fc 100644
--- a/src/server/shared/Spaarke.Dataverse/Spaarke.Dataverse.csproj
+++ b/src/server/shared/Spaarke.Dataverse/Spaarke.Dataverse.csproj
@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.3" />
-    <PackageReference Include="Microsoft.Identity.Client" Version="4.79.2" />
+    <PackageReference Include="Microsoft.Identity.Client" Version="4.81.0" />
     <PackageReference Include="Microsoft.PowerPlatform.Dataverse.Client" Version="1.1.32" />
   </ItemGroup>