diff --git a/ChangeLog b/ChangeLog
index 0322de9..d69392e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -11,6 +11,7 @@
         Refactor CTA response classes
         Define new instrument response interface
         Add GSource class
+        File locking failures do no longer throw exceptions
 
 2012-09-17  Juergen Knoedlseder  <jurgen.knodlseder@irap.omp.eu>
 
diff --git a/NEWS b/NEWS
index fd4e7c4..189edb2 100644
--- a/NEWS
+++ b/NEWS
@@ -20,7 +20,9 @@ modification of the interface files.
 
 3. Application module
 ---------------------
-None
+File locking failures do no longer throw exceptions. This allows to
+operate GammaLib also on systems that do not support file locking.
+Unsupported file locking may occur on some file systems.
 
 
 4. Base module
diff --git a/README b/README
index 280084c..9af9ebf 100644
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
 GammaLib information
 ====================
-Version: 00-06-02 (September 17th, 2012)
+Version: 00-06-03 (October 11th, 2012)
 Author:  Juergen Knoedlseder (jurgen.knodlseder@irap.omp.eu)
 
 
@@ -45,6 +45,7 @@ http://gammalib.sourceforge.net                   - for documentation
 https://sourceforge.net/projects/gammalib/        - for downloads
 https://cta-redmine.irap.omp.eu/projects/gammalib - for developers
 
+
 Prerequisites
 =============
 GammaLib should compile on every modern Unix system without any need