diff --git a/db_structure.xml b/db_structure.xml
index 9f8cfdce4c56dab7d6401451576e817b194dd7fc..142661ba4276bc513445f59e03f41721e6d796ca 100644
--- a/db_structure.xml
+++ b/db_structure.xml
@@ -979,7 +979,7 @@
 				<type>text</type>
 				<default></default>
 				<notnull>true</notnull>
-				<length>2048</length>
+				<length>4000</length>
 			</field>
 
 			<field>
diff --git a/lib/private/backgroundjob/joblist.php b/lib/private/backgroundjob/joblist.php
index 95a7b1258010af913356fa94e0ec9a79e0c57010..ded269dfe59e2316fadb3325f3e0d5cd5b43eae2 100644
--- a/lib/private/backgroundjob/joblist.php
+++ b/lib/private/backgroundjob/joblist.php
@@ -57,7 +57,7 @@ class JobList implements IJobList {
 				$class = $job;
 			}
 			$argument = json_encode($argument);
-			if (strlen($argument) > 2048) {
+			if (strlen($argument) > 4000) {
 				throw new \InvalidArgumentException('Background job arguments cant exceed 2048 characters (json encoded');
 			}
 			$query = $this->conn->prepare('INSERT INTO `*PREFIX*jobs`(`class`, `argument`, `last_run`) VALUES(?, ?, 0)');