diff --git a/src/02-Corporate/WpfCorporateAdal/WpfCorporateAdal.csproj b/src/02-Corporate/WpfCorporateAdal/WpfCorporateAdal.csproj
index 736057b..ed9a90d 100644
--- a/src/02-Corporate/WpfCorporateAdal/WpfCorporateAdal.csproj
+++ b/src/02-Corporate/WpfCorporateAdal/WpfCorporateAdal.csproj
@@ -102,7 +102,7 @@
       <Version>2.0.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.IdentityModel.Clients.ActiveDirectory">
-      <Version>5.2.7</Version>
+      <Version>5.2.9</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
       <Version>12.0.3</Version>