diff --git a/osu.Game/Overlays/Notifications/ProgressNotification.cs b/osu.Game/Overlays/Notifications/ProgressNotification.cs
index 54a1d69a9e..9812feb4a1 100644
--- a/osu.Game/Overlays/Notifications/ProgressNotification.cs
+++ b/osu.Game/Overlays/Notifications/ProgressNotification.cs
@@ -163,7 +163,7 @@ private void attemptPostCompletion()
                 return;
 
             // Thread-safe barrier, as this may be called by a web request and also scheduled to the update thread at the same time.
-            if (Interlocked.Exchange(ref completionSent, 1) == 0)
+            if (Interlocked.Exchange(ref completionSent, 1) == 1)
                 return;
 
             CompletionTarget.Invoke(CreateCompletionNotification());