diff --git a/library/src/main/java/com/lxj/xpopup/core/BottomPopupView.java b/library/src/main/java/com/lxj/xpopup/core/BottomPopupView.java
index 037606b35fa6d559ae9aee358deea5940ffe8794..a61b6d701c1af3bd61f42142db52454d57fd08c6 100644
--- a/library/src/main/java/com/lxj/xpopup/core/BottomPopupView.java
+++ b/library/src/main/java/com/lxj/xpopup/core/BottomPopupView.java
@@ -31,7 +31,7 @@ public class BottomPopupView extends BasePopupView {
     protected void addInnerContent() {
         Component contentView = LayoutScatter.getInstance(getContext()).parse(getImplLayoutId(), bottomPopupContainer, false);
         LayoutConfig params = (LayoutConfig) contentView.getLayoutConfig();
-        params.alignment = LayoutAlignment.BOTTOM;
+        params.alignment = LayoutAlignment.BOTTOM | LayoutAlignment.HORIZONTAL_CENTER;
         bottomPopupContainer.addComponent(contentView);
     }
 
diff --git a/library/src/main/resources/base/layout/_xpopup_bottom_popup_view.xml b/library/src/main/resources/base/layout/_xpopup_bottom_popup_view.xml
index b8297be2b0c734183c04b65637216c447c847482..3ef409c2c3c2bc648b5372a18d8701d8fa940979 100644
--- a/library/src/main/resources/base/layout/_xpopup_bottom_popup_view.xml
+++ b/library/src/main/resources/base/layout/_xpopup_bottom_popup_view.xml
@@ -4,7 +4,7 @@
     ohos:id="$+id:bottomPopupContainer"
     ohos:height="match_parent"
     ohos:width="match_parent"
-    ohos:layout_alignment="bottom"
+    ohos:layout_alignment="bottom|horizontal_center"
     ohos:orientation="vertical">
 
 </com.lxj.xpopup.widget.SmartDragLayout>
\ No newline at end of file