diff --git a/survival/generators/tile_generator.py b/survival/generators/tile_generator.py
index 3fc133d..31abaea 100644
--- a/survival/generators/tile_generator.py
+++ b/survival/generators/tile_generator.py
@@ -12,8 +12,8 @@ class TileGenerator:
         "Grass2": Tile(origin=(32, 0), cost=1),
         "Grass3": Tile(origin=(64, 0), cost=1),
         "Grass4": Tile(origin=(96, 0), cost=1),
-        "Sand": Tile(origin=(64, 64), cost=20),
-        "Puddle": Tile(origin=(96, 64), cost=20),
+        "Sand": Tile(origin=(64, 64), cost=4),
+        "Puddle": Tile(origin=(96, 64), cost=5),
     }
 
     TilesValues = list(Tiles.values())
diff --git a/survival/generators/world_generator.py b/survival/generators/world_generator.py
index 586564b..bb9b59e 100644
--- a/survival/generators/world_generator.py
+++ b/survival/generators/world_generator.py
@@ -15,7 +15,7 @@ class WorldGenerator:
         world = esper.World()
         world.add_processor(InputSystem(camera))
         world.add_processor(CameraSystem(camera))
-        world.add_processor(MovementSystem(), priority=1)
+        world.add_processor(MovementSystem(game_map), priority=1)
         world.add_processor(CollisionSystem(game_map), priority=2)
         world.add_processor(DrawSystem(camera))
         world.add_processor(TimeSystem())
diff --git a/survival/settings.py b/survival/settings.py
index fd6e84f..0deb510 100644
--- a/survival/settings.py
+++ b/survival/settings.py
@@ -1,4 +1,4 @@
-SCREEN_WIDTH = 1920
-SCREEN_HEIGHT = 1080
+SCREEN_WIDTH = 1000
+SCREEN_HEIGHT = 600
 RESOURCES_AMOUNT = 300
 DIRECTION_CHANGE_DELAY = 200
diff --git a/survival/systems/movement_system.py b/survival/systems/movement_system.py
index 47a5ad1..9299d29 100644
--- a/survival/systems/movement_system.py
+++ b/survival/systems/movement_system.py
@@ -1,4 +1,4 @@
-from survival import esper
+from survival import esper, GameMap
 from survival.components.movement_component import MovementComponent
 from survival.components.moving_component import MovingComponent
 from survival.components.position_component import PositionComponent
@@ -6,16 +6,16 @@ from survival.components.sprite_component import SpriteComponent
 
 
 class MovementSystem(esper.Processor):
-    def __init__(self):
-        self.map = None
+    def __init__(self, game_map: GameMap):
+        self.map = game_map
 
     def process(self, dt):
         for ent, (mov, pos, moving, sprite) in self.world.get_components(MovementComponent, PositionComponent,
                                                                          MovingComponent,
                                                                          SpriteComponent):
-
-            pos.position[0] += moving.direction_vector[0] * mov.speed * dt / 100
-            pos.position[1] += moving.direction_vector[1] * mov.speed * dt / 100
+            cost = self.map.get_cost(moving.target)
+            pos.position[0] += moving.direction_vector[0] * mov.speed * dt    / 100 / cost
+            pos.position[1] += moving.direction_vector[1] * mov.speed * dt   / 100 / cost
 
             if abs(moving.target[0] * 32 - pos.position[0]) < 0.1 * mov.speed and abs(
                     pos.position[1] - moving.target[1] * 32) < 0.1 * mov.speed: