diff --git a/Sparkle/Autoupdate/TerminationListener.m b/Sparkle/Autoupdate/TerminationListener.m
index 8c20fd077f..5948fb515f 100644
--- a/Sparkle/Autoupdate/TerminationListener.m
+++ b/Sparkle/Autoupdate/TerminationListener.m
@@ -116,6 +116,11 @@ - (void)startListeningWithCompletion:(void (^)(BOOL))completionBlock
     if ([self terminated]) {
         [self invokeCompletionWithSuccess:YES];
     }
+    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+        if ([self terminated]) {
+            [self invokeCompletionWithSuccess:YES];
+        }
+    });
 }
 
 static void noteExitKQueueCallback(CFFileDescriptorRef file, CFOptionFlags __unused callBackTypes, void *info)