diff --git a/boot.php b/boot.php
index 004ebf3ade..116c712a83 100644
--- a/boot.php
+++ b/boot.php
@@ -37,7 +37,7 @@ define('FRIENDICA_PLATFORM',     'Friendica');
 define('FRIENDICA_CODENAME',     'Asparagus');
 define('FRIENDICA_VERSION',      '3.6-dev');
 define('DFRN_PROTOCOL_VERSION',  '2.23');
-define('DB_UPDATE_VERSION',      1248);
+define('DB_UPDATE_VERSION',      1249);
 define('NEW_UPDATE_ROUTINE_VERSION', 1170);
 
 /**
diff --git a/database.sql b/database.sql
index 7433213107..85cd811c1b 100644
--- a/database.sql
+++ b/database.sql
@@ -1065,7 +1065,7 @@ CREATE TABLE IF NOT EXISTS `userd` (
 --
 CREATE TABLE IF NOT EXISTS `workerqueue` (
 	`id` int NOT NULL auto_increment COMMENT 'Auto incremented worker task id',
-	`parameter` text COMMENT 'Task command',
+	`parameter` mediumtext COMMENT 'Task command',
 	`priority` tinyint NOT NULL DEFAULT 0 COMMENT 'Task priority',
 	`created` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT 'Creation date',
 	`pid` int NOT NULL DEFAULT 0 COMMENT 'Process id of the worker',
diff --git a/src/Core/Addon.php b/src/Core/Addon.php
index a721bd67ea..394dbe5623 100644
--- a/src/Core/Addon.php
+++ b/src/Core/Addon.php
@@ -6,6 +6,7 @@ namespace Friendica\Core;
 
 use Friendica\Core\Config;
 use Friendica\Database\DBM;
+use Friendica\Core\Worker;
 
 use dba;
 
@@ -185,6 +186,25 @@ class Addon
 		dba::close($r);
 	}
 
+	/**
+	 * @brief Forks a hook.
+	 *
+	 * Use this function when you want to fork a hook via the worker.
+	 *
+	 * @param string $name of the hook to call
+	 * @param string|array $data to transmit to the callback handler
+	 */
+	public static function ForkHooks($priority, $name, $data = null)
+	{
+		$a = get_app();
+
+		if (is_array($a->hooks) && array_key_exists($name, $a->hooks)) {
+			foreach ($a->hooks[$name] as $hook) {
+				Worker::add($priority, 'ForkHook', $name, json_encode($hook), json_encode($data));
+			}
+		}
+	}
+
 	/**
 	 * @brief Calls a hook.
 	 *
diff --git a/src/Core/Worker.php b/src/Core/Worker.php
index fd5a0bf4c3..57d2fa9711 100644
--- a/src/Core/Worker.php
+++ b/src/Core/Worker.php
@@ -970,9 +970,6 @@ class Worker
 		// Run the cron job that calls all other jobs
 		self::add(PRIORITY_MEDIUM, "Cron");
 
-		// Run the cronhooks job separately from cron for being able to use a different timing
-		self::add(PRIORITY_MEDIUM, "CronHooks");
-
 		// Cleaning dead processes
 		self::killStaleWorkers();
 	}
diff --git a/src/Database/DBStructure.php b/src/Database/DBStructure.php
index 6c4ceec48e..4c05782f17 100644
--- a/src/Database/DBStructure.php
+++ b/src/Database/DBStructure.php
@@ -1771,7 +1771,7 @@ class DBStructure
 				"comment" => "Background tasks queue entries",
 				"fields" => [
 						"id" => ["type" => "int", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Auto incremented worker task id"],
-						"parameter" => ["type" => "text", "comment" => "Task command"],
+						"parameter" => ["type" => "mediumtext", "comment" => "Task command"],
 						"priority" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => "Task priority"],
 						"created" => ["type" => "datetime", "not null" => "1", "default" => NULL_DATE, "comment" => "Creation date"],
 						"pid" => ["type" => "int", "not null" => "1", "default" => "0", "comment" => "Process id of the worker"],
diff --git a/src/Worker/Cron.php b/src/Worker/Cron.php
index ad7b4b7f1a..6f4c20a8e8 100644
--- a/src/Worker/Cron.php
+++ b/src/Worker/Cron.php
@@ -40,6 +40,9 @@ Class Cron {
 
 		logger('cron: start');
 
+		// Fork the cron jobs in separate parts to avoid problems when one of them is crashing
+		Addon::ForkHooks($a->queue['priority'], "cron");
+
 		// run queue delivery process in the background
 		Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
 
diff --git a/src/Worker/CronHooks.php b/src/Worker/CronHooks.php
deleted file mode 100644
index 2bbe529ba9..0000000000
--- a/src/Worker/CronHooks.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?php
-/**
- * @file src/Worker/CronHooks.php
- */
-
-namespace Friendica\Worker;
-
-use Friendica\Core\Addon;
-use Friendica\Core\Config;
-use Friendica\Core\Worker;
-use Friendica\Util\DateTimeFormat;
-
-Class CronHooks {
-	public static function execute($hook = '') {
-		global $a;
-
-		if (($hook != '') && is_array($a->hooks) && array_key_exists("cron", $a->hooks)) {
-			foreach ($a->hooks["cron"] as $single_hook) {
-				if ($single_hook[1] == $hook) {
-					logger("Calling cron hook '" . $hook . "'", LOGGER_DEBUG);
-					Addon::callSingleHook($a, $hook, $single_hook);
-				}
-			}
-			return;
-		}
-
-		$last = Config::get('system', 'last_cronhook');
-
-		$poll_interval = intval(Config::get('system', 'cronhook_interval'));
-		if (!$poll_interval) {
-			$poll_interval = 9;
-		}
-
-		if ($last) {
-			$next = $last + ($poll_interval * 60);
-			if ($next > time()) {
-				logger('cronhook intervall not reached');
-				return;
-			}
-		}
-
-		$a->set_baseurl(Config::get('system', 'url'));
-
-		logger('cronhooks: start');
-
-		$d = DateTimeFormat::utcNow();
-
-		if (is_array($a->hooks) && array_key_exists("cron", $a->hooks)) {
-			foreach ($a->hooks["cron"] as $hook) {
-				logger("Calling cronhooks for '" . $hook[1] . "'", LOGGER_DEBUG);
-				Worker::add(PRIORITY_MEDIUM, "CronHooks", $hook[1]);
-			}
-		}
-
-		logger('cronhooks: end');
-
-		Config::set('system', 'last_cronhook', time());
-
-		return;
-	}
-}
diff --git a/src/Worker/ForkHook.php b/src/Worker/ForkHook.php
new file mode 100644
index 0000000000..1cd83bb3b3
--- /dev/null
+++ b/src/Worker/ForkHook.php
@@ -0,0 +1,19 @@
+<?php
+/**
+ * @file src/Worker/ForkHook.php
+ */
+
+namespace Friendica\Worker;
+
+use Friendica\Core\Addon;
+
+Class ForkHook {
+	public static function execute($name, $hook_json, $data_json) {
+		global $a;
+
+		$hook = json_decode($hook_json, true);
+		$data = json_decode($data_json, true);
+
+		Addon::callSingleHook($a, $name, $hook, $data);
+	}
+}
diff --git a/src/Worker/Notifier.php b/src/Worker/Notifier.php
index 2dc5dca581..24ba77d697 100644
--- a/src/Worker/Notifier.php
+++ b/src/Worker/Notifier.php
@@ -553,7 +553,8 @@ class Notifier {
 		logger('notifier: calling hooks', LOGGER_DEBUG);
 
 		if ($normal_mode) {
-			Addon::callHooks('notifier_normal',$target_item);
+			Addon::ForkHooks($a->queue['priority'], 'notifier_normal', $target_item);
+			//Addon::callHooks('notifier_normal',$target_item);
 		}
 
 		Addon::callHooks('notifier_end',$target_item);