diff --git a/pages/API/theme-change/theme-change.uvue b/pages/API/theme-change/theme-change.uvue
index 200b935809750899c41304eb409d77ab6f7f2698..ad243c721ea5a75bf0292b852c2b81808e25d857 100644
--- a/pages/API/theme-change/theme-change.uvue
+++ b/pages/API/theme-change/theme-change.uvue
@@ -46,13 +46,13 @@
     methods: {
       bindOsThemeChange(): number {
         //注册osTheme变化监听
-        return uni.onOsThemeChange(function(res: OsThemeChangeResult) {
+        return uni.onOsThemeChange((res: OsThemeChangeResult)=> {
           this.osTheme = res.osTheme
         })
       },
       bindAppThemeChange(): number {
         //注册appTheme变化监听
-        return uni.onAppThemeChange(function(res: AppThemeChangeResult) {
+        return uni.onAppThemeChange((res: AppThemeChangeResult) => {
           this.appTheme = res.appTheme
         })
       },