diff --git a/ChangeLog b/ChangeLog
index ccaeca8b73..732ef9a337 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Aug  8 05:51:20 2012  Eric Hodel  <drbrain@segment7.net>
+
+	* proc.c (method_clone):  Added documentation.  Patch by Robin Dupret.
+	  Fixes #152 on github.
+
 Tue Aug  7 20:19:29 2012  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* ext/readline/readline.c (Init_readline): rl_catch_signals=0 returns
diff --git a/proc.c b/proc.c
index 54bef3b45d..6ccb888bd7 100644
--- a/proc.c
+++ b/proc.c
@@ -1444,9 +1444,21 @@ rb_obj_define_method(int argc, VALUE *argv, VALUE obj)
     return rb_mod_define_method(argc, argv, klass);
 }
 
-
 /*
- * MISSING: documentation
+ *  call-seq:
+ *    method.clone -> new_method
+ *
+ *  Returns a clone of this method.
+ *
+ *    class A
+ *      def foo
+ *        return "bar"
+ *      end
+ *    end
+ *
+ *    m = A.new.method(:foo)
+ *    m.call # => "bar"
+ *    n = m.clone.call # => "bar"
  */
 
 static VALUE