diff --git a/src/BlockHub/CanvasBlock/Canvas.vue b/src/BlockHub/CanvasBlock/Canvas.vue
index f4414bd..3e067ac 100644
--- a/src/BlockHub/CanvasBlock/Canvas.vue
+++ b/src/BlockHub/CanvasBlock/Canvas.vue
@@ -34,7 +34,7 @@ const render = () => {
   }
   context.save()
   context.strokeStyle = 'black'
-  context.lineWidth = 1
+  context.lineWidth = 2
   context.beginPath()
   const start = points.get(0) as OriginMap
   context.moveTo(start.x as number, start.y as number)
diff --git a/src/Kernel/ToolBox/controller/PenToolController.ts b/src/Kernel/ToolBox/controller/PenToolController.ts
index 7378da0..2ee75bc 100644
--- a/src/Kernel/ToolBox/controller/PenToolController.ts
+++ b/src/Kernel/ToolBox/controller/PenToolController.ts
@@ -1,7 +1,7 @@
 import { toSlideCoords } from '@Utils/toSlideCoords'
 import { ToolController } from './_ToolController'
 import { CanvasBlock } from '@BlockHub/CanvasBlock/CanvasBlock'
-import { selectionManager, slideManager, toolBox } from '@Kernel/index'
+import { selectionManager, slideManager, toolBox, zoom } from '@Kernel/index'
 import { ArrayStore } from '@Kernel/Store/ArrayStore'
 import { OriginMap } from '@Kernel/Store/_Store'
 
@@ -16,7 +16,7 @@ export class PenToolController extends ToolController {
     this._drawing = true
     const slideElement = event.currentTarget as HTMLElement
     const slideRect = slideElement.getBoundingClientRect()
-    this._canvasBlock = new CanvasBlock(0, 0, slideRect.width, slideRect.height)
+    this._canvasBlock = new CanvasBlock(0, 0, slideRect.width / zoom.value, slideRect.height / zoom.value)
     slideManager.currentSlide.addBlock(this._canvasBlock)
   }