diff --git a/src/core/config/GameConfig.ts b/src/core/config/GameConfig.ts
index 9982e04..29bb10e 100644
--- a/src/core/config/GameConfig.ts
+++ b/src/core/config/GameConfig.ts
@@ -103,9 +103,9 @@ export const GAME_CONFIG = {
   rendering: {
     tileSize: 16,
     cameraZoom: 2,
-    minZoom: 0.5,
+    minZoom: 1,
     maxZoom: 4,
-    zoomStep: 0.1,
+    zoomStep: 1,
     wallColor: 0x2b2b2b,
     floorColor: 0x161616,
     exitColor: 0xffd166,
diff --git a/src/scenes/systems/CameraController.ts b/src/scenes/systems/CameraController.ts
index 85b8a91..58ab840 100644
--- a/src/scenes/systems/CameraController.ts
+++ b/src/scenes/systems/CameraController.ts
@@ -58,7 +58,7 @@ export class CameraController {
   handleWheel(deltaY: number): void {
     const zoomDir = deltaY > 0 ? -1 : 1;
     const newZoom = Phaser.Math.Clamp(
-      this.camera.zoom + zoomDir * GAME_CONFIG.rendering.zoomStep,
+      Math.round(this.camera.zoom + zoomDir * GAME_CONFIG.rendering.zoomStep),
       GAME_CONFIG.rendering.minZoom,
       GAME_CONFIG.rendering.maxZoom
     );