diff --git a/23.angular/9.validator/index.html b/23.angular/9.validator/index.html
index c6d342d..5f867e0 100644
--- a/23.angular/9.validator/index.html
+++ b/23.angular/9.validator/index.html
@@ -58,7 +58,7 @@
                      console.log(scope.$eval(attrs['samePassword']));
                      return scope.$eval(attrs['samePassword']);
                  },function(){
-                     ngModel.$setValidity('xxx',ngModel.modelValue == scope.$eval(attrs['samePassword']));
+                     ngModel.$setValidity('xxx',ngModel.$viewValue == scope.$eval(attrs['samePassword']));
                  });
 
 
@@ -66,4 +66,4 @@
         }
     });
 </script>
-</html>
\ No newline at end of file
+</html>