diff --git a/doc/asn1c-usage.lyx b/doc/asn1c-usage.lyx
index 8cd9e30..ad3d121 100644
--- a/doc/asn1c-usage.lyx
+++ b/doc/asn1c-usage.lyx
@@ -37,7 +37,7 @@
 
 \layout Title
 
-Using the Free ASN.1 Compiler
+Using the Open ASN.1 Compiler
 \layout Author
 
 Lev Walkin <
@@ -2590,7 +2590,7 @@
 \layout Bibliography
 \bibitem [ASN1C]{ASN1C}
 
-Free ASN.1 Compiler.
+The OpenSource ASN.1 Compiler.
  
 \begin_inset LatexCommand \htmlurl{http://lionet.info/asn1/}
 
diff --git a/doc/asn1c-usage.pdf b/doc/asn1c-usage.pdf
index 0a3313f..105671c 100644
--- a/doc/asn1c-usage.pdf
+++ b/doc/asn1c-usage.pdf
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