diff --git a/Makefile b/Makefile
index 05e1d6d..aee40d3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 # This software is part of libcsdr, a set of simple DSP routines for 
-# Software Defined Radio under BSD license.
+# Software Defined Radio.
 #
 # Copyright (c) 2014, Andras Retzler <randras@sdr.hu>
 # All rights reserved.
diff --git a/README.md b/README.md
index 41db777..bf0dcb4 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ Credits
 -------
 The library was written by Andras Retzler, HA7ILM &lt;<randras@sdr.hu>&gt;.
 
-I would like to say special thanks to Péter Horváth, HA5CQA and János Selmeczi, HA5FT for their continous help and support.
+I would like to say special thanks to Péter Horváth, PhD (HA5CQA) and János Selmeczi, PhD (HA5FT) for their continous help and support.
 
 Usage by example
 ----------------