diff --git a/src/lib/commands/buil.c b/src/lib/commands/buil.c
index d5e8d584..9924704a 100644
--- a/src/lib/commands/buil.c
+++ b/src/lib/commands/buil.c
@@ -29,7 +29,7 @@
  * 
  *  Known contributors to this file:
  *      Steve McClure, 1998-2000
- *      Markus Armbruster, 2004-2005
+ *      Markus Armbruster, 2004-2006
  */
 
 #include <config.h>
diff --git a/src/lib/commands/edit.c b/src/lib/commands/edit.c
index f39cf27e..701f1812 100644
--- a/src/lib/commands/edit.c
+++ b/src/lib/commands/edit.c
@@ -32,6 +32,7 @@
  *     Chad Zabel, 1994
  *     Steve McClure, 1998-2000
  *     Ron Koenderink, 2003-2004
+ *     Markus Armbruster, 2003-2006
  */
 
 #include <config.h>
diff --git a/src/lib/commands/prod.c b/src/lib/commands/prod.c
index 8497cb0b..6bb3aaf3 100644
--- a/src/lib/commands/prod.c
+++ b/src/lib/commands/prod.c
@@ -30,7 +30,7 @@
  *  Known contributors to this file:
  *     David Muir Sharnoff, 1987
  *     Steve McClure, 1997-2000
- *     Markus Armbruster, 2004-2005
+ *     Markus Armbruster, 2004-2006
  */
 
 #include <config.h>
diff --git a/src/lib/commands/vers.c b/src/lib/commands/vers.c
index a6d20d62..5d7f3ff8 100644
--- a/src/lib/commands/vers.c
+++ b/src/lib/commands/vers.c
@@ -33,8 +33,8 @@
  *     Thomas Ruschak
  *     Ken Stevens
  *     Steve McClure
- *     Ron Koenderink, 2005
- *     Markus Armbruster, 2005
+ *     Ron Koenderink, 2005-2006
+ *     Markus Armbruster, 2005-2006
  */
 
 #include <config.h>
diff --git a/src/lib/common/bestpath.c b/src/lib/common/bestpath.c
index 67b4e05d..20fbc578 100644
--- a/src/lib/common/bestpath.c
+++ b/src/lib/common/bestpath.c
@@ -29,6 +29,7 @@
  * 
  *  Known contributors to this file:
  *     Steve McClure, 1998-2000
+ *     Markus Armbruster, 2006
  */
 
 /*