diff --git a/backend/Ares.Api/Ares.Api.csproj b/backend/Ares.Api/Ares.Api.csproj
index 7227363..62639ef 100644
--- a/backend/Ares.Api/Ares.Api.csproj
+++ b/backend/Ares.Api/Ares.Api.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <!-- Entra ID auth for the API + downstream Graph -->
-    <PackageReference Include="Microsoft.Identity.Web" Version="3.15.1" />
+    <PackageReference Include="Microsoft.Identity.Web" Version="4.13.2" />
     <PackageReference Include="Azure.Identity" Version="1.13.1" />
     <PackageReference Include="Microsoft.Graph" Version="5.61.0" />