diff --git a/imperium-porcorum.love/scenes/levels/world.lua b/imperium-porcorum.love/scenes/levels/world.lua
index fb00941..4259e55 100644
--- a/imperium-porcorum.love/scenes/levels/world.lua
+++ b/imperium-porcorum.love/scenes/levels/world.lua
@@ -13,6 +13,7 @@ function World:new(scene, mapfile)
   self.map = Sti("assets/maps/" .. mapfile .. ".lua")
   self.obj = Obj
   self:initActors()
+  self:setGravity()
   self.backcolor = self.map.backgroundcolor or {0, 0, 0}
 
   self.activeObjects = 0