diff --git a/src/composables/useCharacterSpriteComposable.ts b/src/composables/useCharacterSpriteComposable.ts
index 171938f..5c0449d 100644
--- a/src/composables/useCharacterSpriteComposable.ts
+++ b/src/composables/useCharacterSpriteComposable.ts
@@ -18,7 +18,7 @@ export function useCharacterSpriteComposable(scene: Phaser.Scene, tilemap: Phase
   const tween = ref<Phaser.Tweens.Tween | null>(null)
 
   const updateIsometricDepth = (positionX: number, positionY: number) => {
-    isometricDepth.value = calculateIsometricDepth(positionX, positionY, 30, 95, true)
+    isometricDepth.value = calculateIsometricDepth(positionX, positionY, 30, 95)
   }
 
   const updatePosition = (positionX: number, positionY: number) => {
diff --git a/src/services/mapService.ts b/src/services/mapService.ts
index 8996368..7976be2 100644
--- a/src/services/mapService.ts
+++ b/src/services/mapService.ts
@@ -63,32 +63,17 @@ export function createTileArray(width: number, height: number, tile: string = 'b
 }
 
 export const calculateIsometricDepth = (
-  positionX: number,
-  positionY: number,
-  width: number = 0,
-  height: number = 0,
-  originX: number = 0,
-  originY: number = 0
-) => {
-  // Base depth calculation using isometric coordinates
-  // We multiply by a large number to ensure enough space between layers
-  const baseDepth = (positionY + positionX) * 1000
-
-  // Calculate the object's bottom-most point considering its dimensions and origin
-  const bottomY = positionY + height - (height * originY)
-  const rightX = positionX + width - (width * originX)
-  
-  // Add position-based offset to ensure objects further down and right appear on top
-  const positionOffset = (bottomY + rightX) * 10
-
-  // For regular objects, consider their size
-  // Larger objects should generally appear behind smaller ones at the same position
-  const sizeOffset = (width + height) * 5
-  
-  // Final depth combines all factors
-  return baseDepth + positionOffset - sizeOffset
-}
-
+    positionX: number,
+    positionY: number,
+    objectWidth: number = 0,
+    objectHeight: number = 0
+): number => {
+  const tileWidth = config.tile_size.width;
+  const tileHeight = config.tile_size.height;
+  const tileSize = Math.max(tileWidth, tileHeight);
+  const objectSize = Math.max(objectWidth, objectHeight);
+  return Math.floor(positionY * tileSize + positionX * objectSize);
+};
 
 async function loadTileTextures(tiles: TileT[], scene: Phaser.Scene) {
   // Load each tile into the scene