diff --git a/kitty/boss.py b/kitty/boss.py
index 2421cd084..d8dc3e2bb 100644
--- a/kitty/boss.py
+++ b/kitty/boss.py
@@ -956,9 +956,8 @@ class Boss:
                 args.session = ''
             if not os.path.isabs(args.directory):
                 args.directory = os.path.join(data['cwd'], args.directory)
-            pos_x, pos_y = None, None
-            if args.position and not is_wayland():
-                pos_x, pos_y = map(int, args.position.lower().partition('x')[::2])
+            from .launch import parse_os_window_position
+            pos_x, pos_y = (None, None) if is_wayland() else parse_os_window_position(args.position)
             from .child import process_env
             clean_env = process_env(data['environ'])
             focused_os_window = os_window_id = 0
diff --git a/kitty/launch.py b/kitty/launch.py
index 5ade54e10..4f00f2a07 100644
--- a/kitty/launch.py
+++ b/kitty/launch.py
@@ -462,8 +462,8 @@ def layer_shell_config_from_panel_opts(panel_opts: Iterable[str]) -> LayerShellC
     return layer_shell_config(opts)
 
 
-def parse_os_window_position(position: str) -> tuple[int | None, int | None]:
-    if not position or is_wayland():
+def parse_os_window_position(position: str | None) -> tuple[int | None, int | None]:
+    if not position:
         return None, None
     x, _, y = position.lower().partition('x')
     return int(x), int(y)
@@ -476,7 +476,7 @@ def tab_for_window(boss: Boss, opts: LaunchCLIOptions, target_tab: Tab | None, n
             if opts.type == 'os-panel':
                 oswid = boss.add_os_panel(layer_shell_config_from_panel_opts(opts.os_panel), opts.os_window_class, opts.os_window_name)
             else:
-                x, y = parse_os_window_position(opts.os_window_position)
+                x, y = (None, None) if is_wayland() else parse_os_window_position(opts.os_window_position)
                 oswid = boss.add_os_window(
                     wclass=opts.os_window_class,
                     wname=opts.os_window_name,
diff --git a/kitty/main.py b/kitty/main.py
index f7860b82c..e0e56a73d 100644
--- a/kitty/main.py
+++ b/kitty/main.py
@@ -289,7 +289,8 @@ def _run_app(opts: Options, args: CLIOptions, bad_lines: Sequence[BadLine] = (),
                 if cached_workarea and glfw_get_monitor_workarea() == tuple(cached_workarea):
                     pos_x, pos_y = cached_values.get('window-pos', (None, None))
             if args.position:
-                pos_x, pos_y = map(int, args.position.lower().partition('x')[::2])
+                from .launch import parse_os_window_position
+                pos_x, pos_y = parse_os_window_position(args.position)
         startup_session_error: tuple[Exception, str] | None = None
         try:
             startup_sessions = tuple(create_sessions(opts, args, default_session=opts.startup_session))