diff --git a/Lib/idlelib/macosx.py b/Lib/idlelib/macosx.py
index 2ea02ec04d6..332952f4572 100644
--- a/Lib/idlelib/macosx.py
+++ b/Lib/idlelib/macosx.py
@@ -221,7 +221,7 @@ def help_dialog(event=None):
         # The binding above doesn't reliably work on all versions of Tk
         # on macOS. Adding command definition below does seem to do the
         # right thing for now.
-        root.createcommand('exit', flist.close_all_callback)
+        root.createcommand('::tk::mac::Quit', flist.close_all_callback)
 
     if isCarbonTk():
         # for Carbon AquaTk, replace the default Tk apple menu
diff --git a/Misc/NEWS.d/next/IDLE/2023-12-10-20-01-11.gh-issue-112898.98aWv2.rst b/Misc/NEWS.d/next/IDLE/2023-12-10-20-01-11.gh-issue-112898.98aWv2.rst
new file mode 100644
index 00000000000..1c20e46b1e5
--- /dev/null
+++ b/Misc/NEWS.d/next/IDLE/2023-12-10-20-01-11.gh-issue-112898.98aWv2.rst
@@ -0,0 +1 @@
+Fix processing unsaved files when quitting IDLE on macOS.