diff --git a/app/models/mailer.rb b/app/models/mailer.rb
index dd8f625c4..a95811bb5 100644
--- a/app/models/mailer.rb
+++ b/app/models/mailer.rb
@@ -1142,7 +1142,7 @@ class Mailer < ActionMailer::Base
                   color:"#173177"
               },
               keyword3:{
-                  value:h(truncate(" - #{key3}", length:50, omission: '...')),
+                  value:h(truncate(key3, :length=>50, :omission=> '...')),
                   color:"#173177"
               },
               remark:{