diff --git a/public/docs/ts/latest/guide/forms.jade b/public/docs/ts/latest/guide/forms.jade
index d64f849901..8ba8bec6e2 100644
--- a/public/docs/ts/latest/guide/forms.jade
+++ b/public/docs/ts/latest/guide/forms.jade
@@ -580,7 +580,7 @@ figure.image-display
 :marked
   The diagnostic is evidence that values really are flowing from the input box to the model and
   back again.
-  
+
   诊断信息可以证明，数据确实从输入框流动到模型，再反向流动回来。
   
 .l-sub-section