diff --git a/CHANGELOG b/CHANGELOG
index 51d6ea9cb1563e9e65384bc94d3cecb03825f45a..6a6d8ebc8cb0b8fa588752341fd7ad180ee81909 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,16 @@
+## Centreon 2.6.0
+
+Bug fixes
+=========
+#3239: PHP-5.4 Compatibility
+#5795: ACL and configuration modification with admin users
+
+Features
+========
+#5334, #6114, #6120 : Optimisation and customization on centreontrapd
+#5952: Add possibility to rebuild partially Events informations
+#6160: New Centreon logo
+
 ## Centreon 2.5.4
 
 Bug fixes
diff --git a/doc/en/installation/from_sources.rst b/doc/en/installation/from_sources.rst
index 96d5e960450e2334a24ed6ca4b5efd47e8a1332b..7eede3cbfe04c145e73f1ab39604cdd42dc526a0 100644
--- a/doc/en/installation/from_sources.rst
+++ b/doc/en/installation/from_sources.rst
@@ -48,7 +48,7 @@ You can now install the necessary prerequisites::
 
   $ yum update
   $ yum upgrade
-  $ yum install httpd gd fontconfig-devel libjpeg-devel libpng-devel gd-devel perl-GD \
+  $ yum install httpd gd fontconfig-devel libjpeg-devel libpng-devel gd-devel perl-GD perl-DateTime \
       openssl-devel perl-DBD-MySQL mysql-server mysql-devel php php-mysql php-gd php-ldap php-xml php-mbstring \
       perl-Config-IniFiles perl-DBI perl-DBD-MySQL rrdtool perl-rrdtool perl-Crypt-DES perl-Digest-SHA1 \
       perl-Digest-HMAC net-snmp-utils perl-Socket6 perl-IO-Socket-INET6 net-snmp net-snmp-libs php-snmp \
@@ -77,7 +77,7 @@ Debian / Ubuntu
 
 Install the following prerequisites::
 
-  $ apt-get install sudo tofrodos bsd-mailx lsb-release mysql-server libmysqlclient15-dev \
+  $ apt-get install sudo tofrodos bsd-mailx lsb-release mysql-server libmysqlclient15-dev libdatetime-perl \
       apache2 apache2-mpm-prefork php5 php5-mysql php-pear php5-ldap php5-snmp php5-gd php5-sqlite \
       rrdtool librrds-perl libconfig-inifiles-perl libcrypt-des-perl libdigest-hmac-perl \
       libdigest-sha1-perl libgd-gd2-perl snmp snmpd libnet-snmp-perl libsnmp-perl
diff --git a/doc/en/release_notes/centreon-2.6.0.rst b/doc/en/release_notes/centreon-2.6.0.rst
new file mode 100644
index 0000000000000000000000000000000000000000..1ef32af6a918b33b9dda553a198b7a400e90b844
--- /dev/null
+++ b/doc/en/release_notes/centreon-2.6.0.rst
@@ -0,0 +1,27 @@
+==============
+Centreon 2.6.0
+==============
+
+
+******
+Notice
+******
+If you are upgrading from a version prior to 2.5.4, make sure to go through all the release notes available
+`here <http://documentation.centreon.com/docs/centreon/en/latest/release_notes/index.html>`_.
+
+*********
+CHANGELOG
+*********
+
+Bug fixes
+=========
+
+- #3239: PHP-5.4 Compatibility
+- #5795: ACL and configuration modification with admin users
+
+Features
+========
+
+- #5334, #6114, #6120 : Optimisation and customization on centreontrapd
+- #5952: Add possibility to rebuild partially Events informations
+- #6160: New Centreon logo
diff --git a/doc/fr/installation/from_sources.rst b/doc/fr/installation/from_sources.rst
index 4b35e8da589784fe6117c5745ac5ef44c036e75d..9801a448f14d0cbfeb872e7c136c27e1729a2695 100644
--- a/doc/fr/installation/from_sources.rst
+++ b/doc/fr/installation/from_sources.rst
@@ -53,7 +53,7 @@ Vous pouvez maintenant installer les dépendances nécessaires :
 
     $ yum update
     $ yum upgrade
-    $ yum install httpd gd fontconfig-devel libjpeg-devel libpng-devel gd-devel perl-GD \
+    $ yum install httpd gd fontconfig-devel libjpeg-devel libpng-devel gd-devel perl-GD perl-DateTime \
         openssl-devel perl-DBD-MySQL mysql-server mysql-devel php php-mysql php-gd php-ldap php-xml php-mbstring \
         perl-Config-IniFiles perl-DBI perl-DBD-MySQL rrdtool perl-rrdtool perl-Crypt-DES perl-Digest-SHA1 \
         perl-Digest-HMAC net-snmp-utils perl-Socket6 perl-IO-Socket-INET6 net-snmp net-snmp-libs php-snmp \
@@ -86,7 +86,7 @@ Installez les dépendances nécessaires :
 
   ::
 
-    $ apt-get install sudo tofrodos bsd-mailx lsb-release mysql-server libmysqlclient15-dev \
+    $ apt-get install sudo tofrodos bsd-mailx lsb-release mysql-server libmysqlclient15-dev libdatetime-perl \
         apache2 apache2-mpm-prefork php5 php5-mysql php-pear php5-ldap php5-snmp php5-gd php5-sqlite \
         rrdtool librrds-perl libconfig-inifiles-perl libcrypt-des-perl libdigest-hmac-perl \
         libdigest-sha1-perl libgd-gd2-perl snmp snmpd libnet-snmp-perl libsnmp-perl
diff --git a/doc/fr/release_notes/centreon-2.6.0.rst b/doc/fr/release_notes/centreon-2.6.0.rst
new file mode 100644
index 0000000000000000000000000000000000000000..1ef32af6a918b33b9dda553a198b7a400e90b844
--- /dev/null
+++ b/doc/fr/release_notes/centreon-2.6.0.rst
@@ -0,0 +1,27 @@
+==============
+Centreon 2.6.0
+==============
+
+
+******
+Notice
+******
+If you are upgrading from a version prior to 2.5.4, make sure to go through all the release notes available
+`here <http://documentation.centreon.com/docs/centreon/en/latest/release_notes/index.html>`_.
+
+*********
+CHANGELOG
+*********
+
+Bug fixes
+=========
+
+- #3239: PHP-5.4 Compatibility
+- #5795: ACL and configuration modification with admin users
+
+Features
+========
+
+- #5334, #6114, #6120 : Optimisation and customization on centreontrapd
+- #5952: Add possibility to rebuild partially Events informations
+- #6160: New Centreon logo