diff --git a/website/content/guide/binding.md b/website/content/guide/binding.md
index 968f278c..0a6ebca7 100644
--- a/website/content/guide/binding.md
+++ b/website/content/guide/binding.md
@@ -245,7 +245,7 @@ type CustomBinder struct {}
 func (cb *CustomBinder) Bind(i interface{}, c echo.Context) (err error) {
   // You may use default binder
   db := new(echo.DefaultBinder)
-  if err := db.Bind(i, c); err != echo.ErrUnsupportedMediaType {
+  if err = db.Bind(i, c); err != echo.ErrUnsupportedMediaType {
     return
   }