diff --git a/entry/src/main/java/com/kongzue/stacklabel/slice/MainAbilitySlice.java b/entry/src/main/java/com/kongzue/stacklabel/slice/MainAbilitySlice.java
index e88b95a2c8031d7ef744210e96c54ee792077b30..0b9c55f35cf8160a8e11c6b396b1ebcee37968a9 100644
--- a/entry/src/main/java/com/kongzue/stacklabel/slice/MainAbilitySlice.java
+++ b/entry/src/main/java/com/kongzue/stacklabel/slice/MainAbilitySlice.java
@@ -144,16 +144,16 @@ public class MainAbilitySlice extends AbilitySlice {
                         HiLog.info(hiLogLabel, "error-->" + e);
                     }
                 }
-
                 if (!editMaxNum.getText().equals(text)) {
                     editMaxNum.setText(text);
                 }
+                int num = 0;
                 try {
-                    stackLabelView.setMaxSelectNum(Integer.parseInt(text));
-                } catch (Exception e) {
+                    num = Integer.parseInt(text);
+                } catch (NumberFormatException e) {
                     HiLog.info(hiLogLabel, "error-->" + e);
                 }
-
+                stackLabelView.setMaxSelectNum(num);
             }
         });
         // 修改光标颜色