diff --git a/plugins/calendar/composer.json b/plugins/calendar/composer.json
index be488efe..9765752f 100644
--- a/plugins/calendar/composer.json
+++ b/plugins/calendar/composer.json
@@ -4,7 +4,7 @@
     "description": "Calendar plugin",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.8",
+    "version": "3.5.9",
     "authors": [
         {
             "name": "Thomas Bruederli",
diff --git a/plugins/libcalendaring/composer.json b/plugins/libcalendaring/composer.json
index 905e5575..38073d93 100644
--- a/plugins/libcalendaring/composer.json
+++ b/plugins/libcalendaring/composer.json
@@ -4,7 +4,7 @@
     "description": "Library providing common functions for calendaring plugins",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.6",
+    "version": "3.5.9",
     "authors": [
         {
             "name": "Thomas Bruederli",
diff --git a/plugins/libkolab/composer.json b/plugins/libkolab/composer.json
index 55572b78..88a6bcef 100644
--- a/plugins/libkolab/composer.json
+++ b/plugins/libkolab/composer.json
@@ -4,7 +4,7 @@
     "description": "Plugin to setup a basic environment for the interaction with a Kolab server.",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.6",
+    "version": "3.5.9",
     "authors": [
         {
             "name": "Thomas Bruederli",
diff --git a/plugins/tasklist/composer.json b/plugins/tasklist/composer.json
index 41970929..7a5ef8a0 100644
--- a/plugins/tasklist/composer.json
+++ b/plugins/tasklist/composer.json
@@ -4,7 +4,7 @@
     "description": "Task management plugin",
     "homepage": "https://git.kolab.org/diffusion/RPK/",
     "license": "AGPLv3",
-    "version": "3.5.6",
+    "version": "3.5.9",
     "authors": [
         {
             "name": "Thomas Bruederli",