diff --git a/ChangeLog b/ChangeLog
index 1733fca48c..d374765fcc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Mar 29 14:53:58 2016  Naotoshi Seo  <sonots@gmail.com>
+
+	* lib/logger.rb: Remove block from Logger.add as it's not needed
+	  patch provided by Daniel Lobato Garcia [fix GH-1240] [Bug #12054]
+
 Tue Mar 29 14:52:20 2016  Zachary Scott  <zzak@ruby-lang.org>
 
 	* re.c: Remove deprecated kcode argument from Regexp.new and compile
diff --git a/lib/logger.rb b/lib/logger.rb
index 2246673b09..5a310bacb5 100644
--- a/lib/logger.rb
+++ b/lib/logger.rb
@@ -416,7 +416,7 @@ class Logger
   # * Append open does not need to lock file.
   # * If the OS supports multi I/O, records possibly may be mixed.
   #
-  def add(severity, message = nil, progname = nil, &block)
+  def add(severity, message = nil, progname = nil)
     severity ||= UNKNOWN
     if @logdev.nil? or severity < @level
       return true
diff --git a/version.h b/version.h
index ec0ed767e6..9539f5d72a 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.3.0"
 #define RUBY_RELEASE_DATE "2016-03-29"
-#define RUBY_PATCHLEVEL 19
+#define RUBY_PATCHLEVEL 20
 
 #define RUBY_RELEASE_YEAR 2016
 #define RUBY_RELEASE_MONTH 3