diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
index 4db78b74e..dac62fea2 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt
@@ -517,8 +517,7 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi
         }
         mBezierStart1.x = mBezierControl1.x - (mCornerX - mBezierControl1.x) / 2
         mBezierStart1.y = mCornerY.toFloat()
-        // 当mBezierStart1.x < 0或者mBezierStart1.x > 480时
-        // 如果继续翻页，会出现BUG故在此限制
+        //固定左边上下两个点
         if (mTouchX > 0 && mTouchX < viewWidth) {
             if (mBezierStart1.x < 0 || mBezierStart1.x > viewWidth) {
                 if (mBezierStart1.x < 0)