diff --git a/button.cpp b/button.cpp
index a9813f8..98df134 100644
--- a/button.cpp
+++ b/button.cpp
@@ -1,6 +1,6 @@
 /*----------------------------------------------------------------------*
  * Arduino Button Library v1.0                                          *
- * Jack Christensen Mar 2012                                            *
+ * Jack Christensen May 2011, published Mar 2012                        *
  *                                                                      *
  * Library for reading momentary contact switches like tactile button   *
  * switches. Intended for use in state machine constructs.              *
diff --git a/button.h b/button.h
index bcfa088..0eb8687 100644
--- a/button.h
+++ b/button.h
@@ -1,8 +1,6 @@
 /*----------------------------------------------------------------------*
- * button.h -- Library for reading momentary contact switches like      *
- * tactile button switches.                                             *
- *                                                                      *
- * Jack Christensen 11 May 2011                                         *
+ * Arduino Button Library v1.0                                          *
+ * Jack Christensen Mar 2012                                            *
  *                                                                      *
  * This work is licensed under the Creative Commons Attribution-        *
  * ShareAlike 3.0 Unported License. To view a copy of this license,     *