diff --git a/DepotDownloader/Steam3Session.cs b/DepotDownloader/Steam3Session.cs
index 360fc1b8..41a78aa3 100644
--- a/DepotDownloader/Steam3Session.cs
+++ b/DepotDownloader/Steam3Session.cs
@@ -335,6 +335,9 @@ namespace DepotDownloader
             bConnected = false;
             bConnecting = false;
             bAborted = true;
+
+            // flush callbacks
+            callbacks.RunCallbacks();
         }