diff --git a/Foundation.SourceClients/Abstractions/IFoundationAccountClient.cs b/Foundation.SourceClients/Abstractions/IFoundationAccountClient.cs
index 0bca7b6..05a4eba 100644
--- a/Foundation.SourceClients/Abstractions/IFoundationAccountClient.cs
+++ b/Foundation.SourceClients/Abstractions/IFoundationAccountClient.cs
@@ -10,5 +10,6 @@ public interface IFoundationAccountClient
         
         Task<X509Certificate2> Create(string token, string machineId = null, CancellationToken ct = default(CancellationToken));
         Task<string> Login(X509Certificate2 certificate, CancellationToken ct);
+        Task<X509Certificate2> RenewCertificate(CancellationToken ct);
     }
 }
\ No newline at end of file