diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86ac9f0..0c60d12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,27 @@
-## [UNRELEASED]
+## v2.6.0 - 2024-10-15
 
-This version is based on Valgrind-3.21.0.
+This version is based on Valgrind-3.23.0.
 
 ### Added
-
+	- aarch64 support
+	- option --float=yes
+	- soft and hard stop/start client request
+	- performance optimization (direct call to backend with rounding postfix)
+	- performance optimization (new llo instrumentation)
+	- verrou_dd_stdout
+	- verrou_dd_clean
+	- bash_completion scripts
+	- various options for verrou_plot_stat
+	- extendStdoutPrecision: library loadable by LD_PRELOAD to force std::cout<< std:precision(17) at initialization
+	- Option --seed for verrou_dd_*, verrou_plot_stat and post_verrou_dd tools
+	- Interlibm extension (all rounding modes and almost all libm functions)
+	- Interlibm integration (--libm=instrumented)
+	- Distinction between sr_smonotonic and sr_monotonic
 
 ### Changed
-
+	- sr_monotonic rounding mode is now named sr_smonotonic
+	- vr_expect format is renamed iomatch
+	- verrouSynchro.so is renamed libverrouTask.so (synchro is renamed task in the API)
 
 ---
 
diff --git a/README.md b/README.md
index e819e22..bdeda2c 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ Valgrind manual](http://edf-hpc.github.io/verrou/vr-manual.html).
 ### Get the sources
 
 The preferred way to get Verrou sources is to download the latest *stable*
-version: [v2.5.0](https://github.com/edf-hpc/verrou/releases/latest).
+version: [v2.6.0](https://github.com/edf-hpc/verrou/releases/latest).
 Older versions are available in the [releases](https://github.com/edf-hpc/verrou/releases)
 page. After downloading one of the released versions, skip to the "Configure
 and build" section below.
diff --git a/valgrind.diff b/valgrind.diff
index c453007..b88b9a2 100644
--- a/valgrind.diff
+++ b/valgrind.diff
@@ -63,7 +63,7 @@ index b86e80220..f67bafdf1 100755
  m4_define([v_minor_ver], [23])
  m4_define([v_micro_ver], [0])
 -m4_define([v_suffix_ver], [])
-+m4_define([v_suffix_ver], [verrou-dev])
++m4_define([v_suffix_ver], [verrou-2.6.0])
  m4_define([v_rel_date], ["26 Apr 2024"])
  m4_define([v_version],
  	  m4_if(v_suffix_ver, [],