--- a/jdk/src/share/classes/java/time/chrono/Era.java	Wed May 15 15:01:59 2013 +0100
+++ b/jdk/src/share/classes/java/time/chrono/Era.java	Wed May 15 07:48:57 2013 -0700
@@ -93,7 +93,7 @@
  * <p>
  * Instances of {@code Era} may be compared using the {@code ==} operator.
  *
- * <h3>Specification for implementors</h3>
+ * @implSpec
  * This interface must be implemented with care to ensure other classes operate correctly.
  * All implementations must be singletons - final, immutable and thread-safe.
  * It is recommended to use an enum whenever possible.