diff --git a/src/NServiceBus.SqlServer/SubscriptionTableInstaller.cs b/src/NServiceBus.SqlServer/SubscriptionTableInstaller.cs
index b20afec2b..f15d9512c 100644
--- a/src/NServiceBus.SqlServer/SubscriptionTableInstaller.cs
+++ b/src/NServiceBus.SqlServer/SubscriptionTableInstaller.cs
@@ -20,7 +20,7 @@ public SubscriptionTableInstaller(ReadOnlySettings settings)
 
         public Task Install(string identity)
         {
-            return creator?.CreateIfNecessary();
+            return creator?.CreateIfNecessary() ?? TaskEx.CompletedTask;
         }
     }
 }
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