diff --git a/xplan-ios/Main/Login/View/LoginPhoneViewController.m b/xplan-ios/Main/Login/View/LoginPhoneViewController.m
index 46116364..808a85eb 100644
--- a/xplan-ios/Main/Login/View/LoginPhoneViewController.m
+++ b/xplan-ios/Main/Login/View/LoginPhoneViewController.m
@@ -98,8 +98,8 @@
 	RAC(self.nextButton, enabled) = [self.phoneView.textField.rac_textSignal filter:^BOOL(NSString * _Nullable value) {
 		@strongify(self);
 		self.phone = value;
-        self.nextButton.enabled = value.length == 11;
-		return value.length == 11;
+        self.nextButton.enabled = (value.length == 11 || value.length == 7);
+		return (value.length == 11 || value.length == 7);
 	}];
 }