diff --git a/src/components/swiper/swiper.js b/src/components/swiper/swiper.js
index 152af99cb..82e6abca1 100755
--- a/src/components/swiper/swiper.js
+++ b/src/components/swiper/swiper.js
@@ -170,7 +170,9 @@ class Swiper {
         me._setTransform(distance)
       }
 
-      noScrollerY && e.preventDefault()
+      if (e.cancelable) {
+        noScrollerY && e.preventDefault()
+      }
     }
 
     me.touchendHandler = (e) => {
diff --git a/src/components/swiper/swiper.vue b/src/components/swiper/swiper.vue
index 47e10e09e..60f712b3f 100755
--- a/src/components/swiper/swiper.vue
+++ b/src/components/swiper/swiper.vue
@@ -82,7 +82,7 @@ export default {
         interval: this.interval,
         threshold: this.threshold,
         duration: this.duration,
-        height: this.height || this._height,
+        height: this.height || this.xheight,
         minMovingDistance: this.minMovingDistance,
         imgList: this.imgList
       })