diff --git a/plugins/calendar/composer.json b/plugins/calendar/composer.json
index d34f84e6..0f7028a2 100644
--- a/plugins/calendar/composer.json
+++ b/plugins/calendar/composer.json
@@ -1,38 +1,38 @@
 {
     "name": "kolab/calendar",
     "type": "roundcube-plugin",
     "description": "Calendar plugin",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.10",
+    "version": "3.5.11",
     "authors": [
         {
             "name": "Thomas Bruederli",
             "email": "bruederli@kolabsys.com",
             "role": "Lead"
         },
         {
             "name": "Aleksander Machniak",
             "email": "machniak@kolabsys.com",
             "role": "Developer"
         }
     ],
     "repositories": [
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net"
         }
     ],
     "require": {
         "php": ">=5.4.0",
         "roundcube/plugin-installer": ">=0.1.3",
         "kolab/libcalendaring": ">=3.4.0",
         "kolab/libkolab": ">=3.4.0"
     },
      "extra": {
         "roundcube": {
             "min-version": "1.4.0",
             "sql-dir": "drivers/database/SQL"
         }
     }
 }
diff --git a/plugins/kolab_2fa/composer.json b/plugins/kolab_2fa/composer.json
index 41092d03..4198643d 100644
--- a/plugins/kolab_2fa/composer.json
+++ b/plugins/kolab_2fa/composer.json
@@ -1,33 +1,33 @@
 {
     "name": "kolab/kolab_2fa",
     "type": "roundcube-plugin",
     "description": "Kolab 2-Factor Authentication",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.8",
+    "version": "3.5.11",
     "authors": [
         {
             "name": "Thomas Bruederli",
             "email": "bruederli@kolabsys.com",
             "role": "Lead"
         },
         {
             "name": "Aleksander Machniak",
             "email": "machniak@kolabsys.com",
             "role": "Developer"
         }
     ],
     "repositories": [
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net"
         }
     ],
     "require": {
         "php": ">=5.3.0",
         "roundcube/plugin-installer": ">=0.1.3",
         "spomky-labs/otphp": "~5.0.0",
         "endroid/qr-code": "~1.6.5",
         "enygma/yubikey": "~3.2"
     }
 }
diff --git a/plugins/kolab_delegation/composer.json b/plugins/kolab_delegation/composer.json
index 0fd1f481..5a8e7106 100644
--- a/plugins/kolab_delegation/composer.json
+++ b/plugins/kolab_delegation/composer.json
@@ -1,27 +1,27 @@
 {
     "name": "kolab/kolab_delegation",
     "type": "roundcube-plugin",
     "description": "Kolab delegation feature",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.6",
+    "version": "3.5.11",
     "authors": [
         {
             "name": "Aleksander Machniak",
             "email": "machniak@kolabsys.com",
             "role": "Lead"
         }
     ],
     "repositories": [
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net"
         }
     ],
     "require": {
         "php": ">=5.3.0",
         "roundcube/plugin-installer": ">=0.1.3",
         "kolab/libkolab": ">=3.5.1",
         "kolab/kolab_auth": ">=3.5.1"
     }
 }
diff --git a/plugins/libcalendaring/composer.json b/plugins/libcalendaring/composer.json
index 2bf31f6b..498c7689 100644
--- a/plugins/libcalendaring/composer.json
+++ b/plugins/libcalendaring/composer.json
@@ -1,31 +1,31 @@
 {
     "name": "kolab/libcalendaring",
     "type": "roundcube-plugin",
     "description": "Library providing common functions for calendaring plugins",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.10",
+    "version": "3.5.11",
     "authors": [
         {
             "name": "Thomas Bruederli",
             "email": "bruederli@kolabsys.com",
             "role": "Lead"
         },
         {
             "name": "Aleksander Machniak",
             "email": "machniak@kolabsys.com",
             "role": "Developer"
         }
     ],
     "repositories": [
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net"
         }
     ],
     "require": {
         "php": ">=5.4.0",
         "roundcube/plugin-installer": ">=0.1.3",
         "sabre/vobject": "~3.5.3"
     }
 }
diff --git a/plugins/libkolab/composer.json b/plugins/libkolab/composer.json
index b7dc22a6..a2cbe149 100644
--- a/plugins/libkolab/composer.json
+++ b/plugins/libkolab/composer.json
@@ -1,32 +1,32 @@
 {
     "name": "kolab/libkolab",
     "type": "roundcube-plugin",
     "description": "Plugin to setup a basic environment for the interaction with a Kolab server.",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.10",
+    "version": "3.5.11",
     "authors": [
         {
             "name": "Thomas Bruederli",
             "email": "bruederli@kolabsys.com",
             "role": "Lead"
         },
         {
             "name": "Aleksander Machniak",
             "email": "machniak@kolabsys.com",
             "role": "Developer"
         }
     ],
     "repositories": [
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net"
         }
     ],
     "require": {
         "php": ">=5.3.0",
         "roundcube/plugin-installer": ">=0.1.3",
         "pear/http_request2": "~2.3.0",
         "caxy/php-htmldiff": "~0.1.7"
     }
 }