1 files changed, 1 insertions, 1 deletions
diff --git a/lib/net/smtp.rb b/lib/net/smtp.rb
index 33b88f5c21..eaa010115f 100644
--- a/lib/net/smtp.rb
+++ b/lib/net/smtp.rb
@@ -933,7 +933,7 @@ module Net
       Response.parse(buf)
     end
 
-    def critical(&block)
+    def critical
       return '200 dummy reply code' if @error_occured
       begin
         return yield()