diff --git a/ChangeLog b/ChangeLog
index a6605c2d15..4d5f217d62 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Wed Jan 27 16:25:54 2016  Koichi ITO  <koic.ito@gmail.com>
+
+	* array.c (rb_ary_dig): [DOC] fix the exception class to be raised
+	  when intermediate object does not have dig method.  TypeError
+	  will be raised now.  [Fix GH-1224]
+
 Tue Jan 26 19:36:15 2016  Aggelos Avgerinos  <evaggelos.avgerinos@gmail.com>
 
 	* array.c (permute0, rpermute0): [DOC] Substitute indexes ->
diff --git a/array.c b/array.c
index ca10789d0e..5f4bfc6297 100644
--- a/array.c
+++ b/array.c
@@ -5527,7 +5527,7 @@ rb_ary_any_p(VALUE ary)
  *
  *   a.dig(0, 1, 1)                    #=> 3
  *   a.dig(1, 2, 3)                    #=> nil
- *   a.dig(0, 0, 0)                    #=> NoMethodError, undefined method `dig' for 1:Fixnum
+ *   a.dig(0, 0, 0)                    #=> TypeError: Fixnum does not have #dig method
  *   [42, {foo: :bar}].dig(1, :foo)    #=> :bar
  */