diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9299b668..c202b1b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to PNL will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [1.9.6] - 2018-06-06
+
+### Fixed
+
+- Fix memory corruption in LECUYER random number generator.
+- Set `mem_size` field to 0 in `_free` methods.
+
 ## [1.9.5] - 2018-06-04
 
 ### Fixed
@@ -50,7 +57,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Fixed
 
 - Fix minor bugs in `pnl_sp_mat_isequal` and `mtherr`.
-- Fix some compilation warnings in LP_Solve.
+- Fix some compilation warnings in `LP_Solve`.
 
 ## [1.9.0] - 2017-11-30
 
@@ -228,4 +235,4 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Changed
 
-- Update of random number generators to work on 64-bit machines
\ No newline at end of file
+- Update of random number generators to work on 64-bit machines
diff --git a/VERSION b/VERSION
index 158c7472..7bc1c404 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.9.5
+1.9.6