diff --git a/ChangeLog b/ChangeLog
index 04cd947cc3..2a359f6292 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Apr 26 23:42:30 2016  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* tool/redmine-backporter.rb (rel): should not raise exceptions even if
+	  the user input is wrong.  only reports the error and continue process.
+
 Tue Apr 26 23:35:23 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ruby.c (process_options): convert -e script to the encoding
diff --git a/tool/redmine-backporter.rb b/tool/redmine-backporter.rb
index 01ec04225e..66f320e0d8 100755
--- a/tool/redmine-backporter.rb
+++ b/tool/redmine-backporter.rb
@@ -420,7 +420,7 @@ eom
         res.value
       rescue
         $stderr.puts "deployed redmine doesn't have https://github.com/ruby/bugs.ruby-lang.org/commit/01fbba60d68cb916ddbccc8a8710e68c5217171d\nask naruse or hsbt"
-        raise
+        next
       end
       puts res.body
       @changesets << rev