diff --git a/ChangeLog b/ChangeLog
index 0eacf87a69..9da1f71df6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Jun  5 01:16:09 2013  Benoit Daloze  <eregontp@gmail.com>
+
+	* array.c (Array#+): fix documentation example.
+	  Patch by Logan Serman. [Fixes GH-324]
+
 Wed Jun  5 00:21:54 2013  Ayumu AIZAWA  <ayumu.aizawa@gmail.com>
 
 	* lib/irb/lc/ja/help-message: update help messages.
diff --git a/array.c b/array.c
index fffbfc509e..beee4da324 100644
--- a/array.c
+++ b/array.c
@@ -3357,8 +3357,9 @@ rb_ary_fill(int argc, VALUE *argv, VALUE ary)
  *
  *     [ 1, 2, 3 ] + [ 4, 5 ]    #=> [ 1, 2, 3, 4, 5 ]
  *     a = [ "a", "b", "c" ]
- *     a + [ "d", "e", "f" ]
- *     a                         #=> [ "a", "b", "c", "d", "e", "f" ]
+ *     c = a + [ "d", "e", "f" ]
+ *     c                         #=> [ "a", "b", "c", "d", "e", "f" ]
+ *     a                         #=> [ "a", "b", "c" ]
  *
  *  See also Array#concat.
  */