diff --git a/src/client/DownloadManager.cpp b/src/client/DownloadManager.cpp
index b30ef0127..bd356d402 100644
--- a/src/client/DownloadManager.cpp
+++ b/src/client/DownloadManager.cpp
@@ -38,7 +38,7 @@ void DownloadManager::Shutdown()
 	managerShutdown = true;
 	pthread_mutex_unlock(&downloadAddLock);
 	pthread_mutex_unlock(&downloadLock);
-	if (downloadThread)
+	if (downloadThread != 0)
 		pthread_join(downloadThread, NULL);
 }