diff --git a/src/engine/__init__.py b/src/engine/__init__.py
index 8cc06a2..e7005ec 100644
--- a/src/engine/__init__.py
+++ b/src/engine/__init__.py
@@ -139,6 +139,11 @@ def start_game(global_scene: GlobalPlugin, scene: Optional[Scene]):
             for system in global_scene.post_update_systems:
                 system(world)
 
+            # On retire toutes les entitées qui ont seulement KeepAlive
+            for entity in world.query(KeepAlive):
+                if len(entity) == 1:
+                    del entity[KeepAlive]
+
         # On arrete la scene
         for system in scene.stop_systems:
             system(world)