diff --git a/src/renderer/src/components/pdf/index.vue b/src/renderer/src/components/pdf/index.vue
index 3624e61..5c7cf13 100644
--- a/src/renderer/src/components/pdf/index.vue
+++ b/src/renderer/src/components/pdf/index.vue
@@ -332,7 +332,7 @@ const handleMode = (vale,type)=>{
     canvas1FabricVue.value?.handleMode(TYPES.ActionMode.DRAW)
     canvas1FabricVue.value.canvas.freeDrawingCursor = 'default'
       break
-    case 'eraser':  // 板擦模式
+    case 'erase':  // 板擦模式
     canvasFabricVue.value?.handleMode(TYPES.ActionMode.ERASE)
     canvas1FabricVue.value?.handleMode(TYPES.ActionMode.ERASE)
       break