diff --git a/game/screens/__init__.py b/game/screens/__init__.py
index f8da103..c4a78b7 100644
--- a/game/screens/__init__.py
+++ b/game/screens/__init__.py
@@ -55,7 +55,7 @@ def main_draw() -> None:
     g.context.present(g.console)
 
 
-def apply_screen_result(result: ScreenResult) -> None:
+def _apply_screen_result(result: ScreenResult) -> None:
     """Apply a ScreenResult to `g.screens`."""
     match result:
         case Push(screen=screen):
@@ -64,8 +64,8 @@ def apply_screen_result(result: ScreenResult) -> None:
             g.screens.pop()
         case Reset(screen=screen):
             while g.screens:
-                apply_screen_result(Pop())
-            apply_screen_result(Push(screen))
+                _apply_screen_result(Pop())
+            _apply_screen_result(Push(screen))
         case None:
             pass
         case _:
@@ -79,7 +79,7 @@ def main_loop() -> None:
         for event in tcod.event.wait():
             tile_event = g.context.convert_event(event)
             if g.screens:
-                apply_screen_result(g.screens[-1].on_event(tile_event))
+                _apply_screen_result(g.screens[-1].on_event(tile_event))
 
 
 def get_previous_screen(screen: Screen) -> Screen | None: