diff --git a/3rdparty b/3rdparty
index 0d7c15582f5d2..eb3db9b05f688 160000
--- a/3rdparty
+++ b/3rdparty
@@ -1 +1 @@
-Subproject commit 0d7c15582f5d2478f333c0487acf88ae881d9206
+Subproject commit eb3db9b05f68808150c052cc574ec3a70e6337f6
diff --git a/apps/user_ldap/lib/Command/Search.php b/apps/user_ldap/lib/Command/Search.php
index bba37e4a6cafc..96c4df4b2bf59 100644
--- a/apps/user_ldap/lib/Command/Search.php
+++ b/apps/user_ldap/lib/Command/Search.php
@@ -73,14 +73,14 @@ protected function configure() {
 					null,
 					InputOption::VALUE_REQUIRED,
 					'The offset of the result set. Needs to be a multiple of limit. defaults to 0.',
-					0
+					'0'
 					 )
 			->addOption(
 					'limit',
 					null,
 					InputOption::VALUE_REQUIRED,
 					'limit the results. 0 means no limit, defaults to 15',
-					15
+					'15'
 					 )
 		;
 	}
diff --git a/core/Command/Db/ConvertType.php b/core/Command/Db/ConvertType.php
index 47a07b2f32431..27f3147b81dce 100644
--- a/core/Command/Db/ConvertType.php
+++ b/core/Command/Db/ConvertType.php
@@ -132,7 +132,7 @@ protected function configure() {
 				null,
 				InputOption::VALUE_REQUIRED,
 				'the maximum number of database rows to handle in a single query, bigger tables will be handled in chunks of this size. Lower this if the process runs out of memory during conversion.',
-				1000
+				'1000'
 			)
 		;
 	}
@@ -306,7 +306,7 @@ protected function copyTable(Connection $fromDB, Connection $toDB, Table $table,
 			return;
 		}
 
-		$chunkSize = $input->getOption('chunk-size');
+		$chunkSize = (int)$input->getOption('chunk-size');
 
 		$query = $fromDB->getQueryBuilder();
 		$query->automaticTablePrefix(false);
diff --git a/core/Command/Group/ListCommand.php b/core/Command/Group/ListCommand.php
index 5531481d3b31f..db7493fe8d4e3 100644
--- a/core/Command/Group/ListCommand.php
+++ b/core/Command/Group/ListCommand.php
@@ -52,13 +52,13 @@ protected function configure() {
 				'l',
 				InputOption::VALUE_OPTIONAL,
 				'Number of groups to retrieve',
-				500
+				'500'
 			)->addOption(
 				'offset',
 				'o',
 				InputOption::VALUE_OPTIONAL,
 				'Offset for retrieving groups',
-				0
+				'0'
 			)->addOption(
 				'info',
 				'i',
diff --git a/core/Command/User/ListCommand.php b/core/Command/User/ListCommand.php
index e28403aa04cd2..a30b1cae1184e 100644
--- a/core/Command/User/ListCommand.php
+++ b/core/Command/User/ListCommand.php
@@ -60,13 +60,13 @@ protected function configure() {
 				'l',
 				InputOption::VALUE_OPTIONAL,
 				'Number of users to retrieve',
-				500
+				'500'
 			)->addOption(
 				'offset',
 				'o',
 				InputOption::VALUE_OPTIONAL,
 				'Offset for retrieving users',
-				0
+				'0'
 			)->addOption(
 				'output',
 				null,