diff --git a/libisofs/aaip-os-dummy.c b/libisofs/aaip-os-dummy.c
index 089c469..071c225 100644
--- a/libisofs/aaip-os-dummy.c
+++ b/libisofs/aaip-os-dummy.c
@@ -11,7 +11,7 @@
 
  To be included by aaip_0_2.c
 
- Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2
+ Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2+
 
 */
 
diff --git a/libisofs/aaip-os-freebsd.c b/libisofs/aaip-os-freebsd.c
index dc24bc5..1417dce 100644
--- a/libisofs/aaip-os-freebsd.c
+++ b/libisofs/aaip-os-freebsd.c
@@ -3,7 +3,7 @@
 
  aaip-os-freebsd.c
  Arbitrary Attribute Interchange Protocol , system adapter for getting and
- setting of ACLs and ixattr.
+ setting of ACLs and xattr.
 
  To be included by aaip_0_2.c
 
diff --git a/libisofs/aaip-os-linux.c b/libisofs/aaip-os-linux.c
index c8a208c..14e84ea 100644
--- a/libisofs/aaip-os-linux.c
+++ b/libisofs/aaip-os-linux.c
@@ -7,7 +7,7 @@
 
  To be included by aaip_0_2.c
 
- Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2
+ Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2+
 
 */
 
diff --git a/libisofs/aaip_0_2.h b/libisofs/aaip_0_2.h
index c10e99e..b4f5dc0 100644
--- a/libisofs/aaip_0_2.h
+++ b/libisofs/aaip_0_2.h
@@ -9,7 +9,7 @@
 
  test/aaip_0_2.h - Public declarations
 
- Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2
+ Copyright (c) 2009 Thomas Schmitt, libburnia project, GPLv2+
 
 */
 
diff --git a/libisofs/make_isohybrid_mbr.c b/libisofs/make_isohybrid_mbr.c
index e711be5..cb67cc7 100644
--- a/libisofs/make_isohybrid_mbr.c
+++ b/libisofs/make_isohybrid_mbr.c
@@ -31,7 +31,7 @@ license from above stem licenses, typically from LGPL.
 In case its generosity is needed, here is the 2-clause BSD license:
 
 make_isohybrid_mbr.c is copyright 2002-2008 H. Peter Anvin
-                              and 2008-2009 libburnia project.
+                              and 2008-2009 Thomas Schmitt
 
 1. Redistributions of source code must retain the above copyright notice,
    this list of conditions and the following disclaimer.