--- old/src/java.base/share/classes/java/util/UnknownFormatFlagsException.java	2015-08-07 21:15:24.274583786 +0400
+++ new/src/java.base/share/classes/java/util/UnknownFormatFlagsException.java	2015-08-07 21:15:24.066583796 +0400
@@ -28,7 +28,7 @@
 /**
  * Unchecked exception thrown when an unknown flag is given.
  *
- * <p> Unless otherwise specified, passing a <tt>null</tt> argument to any
+ * <p> Unless otherwise specified, passing a {@code null} argument to any
  * method or constructor in this class will cause a {@link
  * NullPointerException} to be thrown.
  *