diff --git a/kitty-projects.conf b/kitty-projects.conf
index 3f62aeb..70145b5 100644
--- a/kitty-projects.conf
+++ b/kitty-projects.conf
@@ -31,3 +31,4 @@
 
 include kitty-base.conf
 startup_session ~/.config/kitty/sessions/projects.conf
+confirm_os_window_close 0