diff --git a/ChangeLog b/ChangeLog
index b878f7cdcc..d0fb13541d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Mar  4 10:16:57 2015  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
+
+	* enum.c: Fix typo in slice_after's exception message.
+	  [fix GH-842][ci skip] Patch by @jsyeo
+
 Wed Mar  4 10:15:37 2015  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 
 	* doc/syntax/methods.rdoc: add some missing spaces and
diff --git a/enum.c b/enum.c
index 6c68240f0e..ca939bef61 100644
--- a/enum.c
+++ b/enum.c
@@ -3234,7 +3234,7 @@ enum_slice_after(int argc, VALUE *argv, VALUE enumerable)
 
     if (rb_block_given_p()) {
         if (0 < argc)
-            rb_raise(rb_eArgError, "both pattan and block are given");
+            rb_raise(rb_eArgError, "both pattern and block are given");
         pred = rb_block_proc();
     }
     else {