diff --git a/pets-fe/pages/tasks/tasks.js b/pets-fe/pages/tasks/tasks.js
index 7d54472..568fe3f 100644
--- a/pets-fe/pages/tasks/tasks.js
+++ b/pets-fe/pages/tasks/tasks.js
@@ -93,7 +93,9 @@ Page({
   },
   showToday() {
     if (this.data.completingAll || this.data.taskBusyIds.length) return;
-    this.setData({ date: localDate() });
+    const today = localDate();
+    if (this.data.date === today) return;
+    this.setData({ date: today });
     this.load();
   },
   field(e) {