diff --git a/ChangeLog b/ChangeLog
index 3acf3257de..26a28e6da8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Jan  1 21:41:49 2015  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
+
+	* doc/regexp.rdoc: fix regexp docs for whitespace character.
+	  [ruby-dev:48765] [Bug #10624]
+
 Thu Jan  1 17:50:52 2015  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* test/ruby/test_rubyoptions.rb: try locale encoding name.
diff --git a/doc/regexp.rdoc b/doc/regexp.rdoc
index 810f15ce1a..02a5f300ee 100644
--- a/doc/regexp.rdoc
+++ b/doc/regexp.rdoc
@@ -128,8 +128,8 @@ The following metacharacters also behave like character classes:
 * <tt>/\D/</tt> - A non-digit character (<tt>[^0-9]</tt>)
 * <tt>/\h/</tt> - A hexdigit character (<tt>[0-9a-fA-F]</tt>)
 * <tt>/\H/</tt> - A non-hexdigit character (<tt>[^0-9a-fA-F]</tt>)
-* <tt>/\s/</tt> - A whitespace character: <tt>/[ \t\r\n\f]/</tt>
-* <tt>/\S/</tt> - A non-whitespace character: <tt>/[^ \t\r\n\f]/</tt>
+* <tt>/\s/</tt> - A whitespace character: <tt>/[ \t\r\n\f\v]/</tt>
+* <tt>/\S/</tt> - A non-whitespace character: <tt>/[^ \t\r\n\f\v]/</tt>
 
 POSIX <i>bracket expressions</i> are also similar to character classes.
 They provide a portable alternative to the above, with the added benefit