diff --git a/lib/Logitar.Identity.Core/Logitar.Identity.Core.csproj b/lib/Logitar.Identity.Core/Logitar.Identity.Core.csproj
index 597887c..5b24570 100644
--- a/lib/Logitar.Identity.Core/Logitar.Identity.Core.csproj
+++ b/lib/Logitar.Identity.Core/Logitar.Identity.Core.csproj
@@ -17,6 +17,7 @@
 
   <ItemGroup>
     <PackageReference Include="FluentValidation" Version="11.11.0" />
+    <PackageReference Include="libphonenumber-csharp" Version="8.13.52" />
     <PackageReference Include="Logitar.EventSourcing" Version="7.0.0" />
     <PackageReference Include="Logitar.Security" Version="7.0.0" />
     <PackageReference Include="MediatR.Contracts" Version="2.0.1" />