diff --git a/src/pages/overall/overall-course/course-head/course-head.vue b/src/pages/overall/overall-course/course-head/course-head.vue
index f9d976c..e87de92 100644
--- a/src/pages/overall/overall-course/course-head/course-head.vue
+++ b/src/pages/overall/overall-course/course-head/course-head.vue
@@ -112,6 +112,7 @@
         changeStars(index: number, star: number)
         {
             this.ratingData[index] = star + 1;
+            this.$forceUpdate();
         }
     }
 </script>