diff --git a/src/ServiceControl/SagaAudit/ApiModule.cs b/src/ServiceControl/SagaAudit/ApiModule.cs
index c982711e1b..f0cf3bf14f 100644
--- a/src/ServiceControl/SagaAudit/ApiModule.cs
+++ b/src/ServiceControl/SagaAudit/ApiModule.cs
@@ -30,7 +30,8 @@ public ApiModule()
 
                     var lastModified = sagaHistory.Changes.OrderByDescending(x => x.FinishTime)
                         .Select(y => y.FinishTime)
-                        .Single();
+                        .First();
+
                     return Negotiate
                         .WithModel(sagaHistory)
                         .WithLastModified(lastModified);