diff --git a/ChangeLog b/ChangeLog
index 8ef569c68d..935bcb8102 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Nov  3 11:47:44 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
+
+	* NEWS: added period into Matrix section. [ci skip]
+	  [misc #10446][ruby-core:65987]
+
 Mon Nov  3 09:43:30 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 
 	* vm_args.c: fixed build error with clang
diff --git a/NEWS b/NEWS
index c789c926d0..7d6fc46fd5 100644
--- a/NEWS
+++ b/NEWS
@@ -161,10 +161,10 @@ with all sufficient information, see the ChangeLog file.
       horizontally and vertically.
     * Matrix#laplace_expansion(row_or_column: num) returns the laplace_expansion
       along the +num+ -th row or column.
-    * Vector.basis(size:, index:) returns the specified basis vector
-    * Unary - and + added for Vector and Matrix
-    * Vector#cross_product generalized to arbitrary dimensions
-    * Vector#dot and #cross are aliases for #inner_product and #cross_product
+    * Vector.basis(size:, index:) returns the specified basis vector.
+    * Unary - and + added for Vector and Matrix.
+    * Vector#cross_product generalized to arbitrary dimensions.
+    * Vector#dot and #cross are aliases for #inner_product and #cross_product.
 
 * Pathname
   * Pathname#/ is aliased to Pathname#+.