diff --git a/demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java b/demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java
index e7fa8d448b20d61525ad78110c67b2e5d78fbce1..707babf142f7e59f980b25fd2824f9360ee9a206 100644
--- a/demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java
+++ b/demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java
@@ -117,7 +117,7 @@ public class MainActivity extends FragmentActivity {
         });
 
         mBottomBarLayout.setUnread(0,20);//设置第一个页签的未读数为20
-        mBottomBarLayout.setUnread(1,101);//设置第二个页签的未读书
+        mBottomBarLayout.setUnread(1,1001);//设置第二个页签的未读数
         mBottomBarLayout.showNotify(2);//设置第三个页签显示提示的小红点
         mBottomBarLayout.setMsg(3,"NEW");//设置第四个页签显示NEW提示文字
     }
diff --git a/demo/src/main/res/layout/activity_main.xml b/demo/src/main/res/layout/activity_main.xml
index bbc03d30df3585390bf74a2db5f33c27682560a5..3cdede331e2f3e463ee771b911067d7a465a7943 100644
--- a/demo/src/main/res/layout/activity_main.xml
+++ b/demo/src/main/res/layout/activity_main.xml
@@ -51,6 +51,7 @@
             app:itemTextSize="8sp"
             app:itemMarginTop="-5dp"
             app:openTouchBg="true"
+            app:unreadThreshold="999"
             app:touchDrawable="@drawable/selector_bg"
             />
 
diff --git a/library/src/main/java/com/chaychan/library/BottomBarItem.java b/library/src/main/java/com/chaychan/library/BottomBarItem.java
index 7c544f1915a18ad7e2e458a62ae5e62c2b2b9bf5..95c7d9ba80443d107d553d1ccb7cfedb247d7e15 100644
--- a/library/src/main/java/com/chaychan/library/BottomBarItem.java
+++ b/library/src/main/java/com/chaychan/library/BottomBarItem.java
@@ -207,7 +207,7 @@ public class BottomBarItem extends LinearLayout {
         } else if (unreadNum <= unreadNumThreshold) {
             mTvUnread.setText(String.valueOf(unreadNum));
         } else {
-            mTvUnread.setText(String.format(Locale.CHINA, "%d+", unreadNum));
+            mTvUnread.setText(String.format(Locale.CHINA, "%d+", unreadNumThreshold));
         }
     }