diff --git a/libraries/joomla/table/language.php b/libraries/joomla/table/language.php
index 8b7e7f9095c37..3f0f702649b8d 100644
--- a/libraries/joomla/table/language.php
+++ b/libraries/joomla/table/language.php
@@ -59,7 +59,7 @@ public function check()
 	public function store($updateNulls = false)
 	{
 		// Verify that the sef field is unique
-		$table = JTable::getInstance('Language', 'JTable');
+		$table = JTable::getInstance('Language', 'JTable', array('dbo', $this->getDbo()));
 
 		if ($table->load(array('sef' => $this->sef)) && ($table->lang_id != $this->lang_id || $this->lang_id == 0))
 		{
diff --git a/libraries/joomla/table/nested.php b/libraries/joomla/table/nested.php
index 1422b83a649dd..4d6666ccc86d5 100644
--- a/libraries/joomla/table/nested.php
+++ b/libraries/joomla/table/nested.php
@@ -538,7 +538,7 @@ public function delete($pk = null, $children = true)
 		if ($this->_trackAssets)
 		{
 			$name = $this->_getAssetName();
-			$asset = JTable::getInstance('Asset');
+			$asset = JTable::getInstance('Asset', 'JTable', array('dbo', $this->getDbo()));
 
 			// Lock the table for writing.
 			if (!$asset->_lock())
diff --git a/libraries/legacy/table/content.php b/libraries/legacy/table/content.php
index 0cf5adfb1fe95..2df0e54646e54 100644
--- a/libraries/legacy/table/content.php
+++ b/libraries/legacy/table/content.php
@@ -272,7 +272,7 @@ public function store($updateNulls = false)
 		}
 
 		// Verify that the alias is unique
-		$table = JTable::getInstance('Content', 'JTable');
+		$table = JTable::getInstance('Content', 'JTable', array('dbo', $this->getDbo()));
 
 		if ($table->load(array('alias' => $this->alias, 'catid' => $this->catid)) && ($table->id != $this->id || $this->id == 0))
 		{
diff --git a/libraries/legacy/table/menu/type.php b/libraries/legacy/table/menu/type.php
index 0ab80a1109e28..bb72cf4db0fc9 100644
--- a/libraries/legacy/table/menu/type.php
+++ b/libraries/legacy/table/menu/type.php
@@ -93,7 +93,7 @@ public function store($updateNulls = false)
 			$userId = JFactory::getUser()->id;
 
 			// Get the old value of the table
-			$table = JTable::getInstance('Menutype', 'JTable');
+			$table = JTable::getInstance('Menutype', 'JTable', array('dbo', $this->getDbo()));
 			$table->load($this->id);
 
 			// Verify that no items are checked out
@@ -179,7 +179,7 @@ public function delete($pk = null)
 			$userId = JFactory::getUser()->id;
 
 			// Get the old value of the table
-			$table = JTable::getInstance('Menutype', 'JTable');
+			$table = JTable::getInstance('Menutype', 'JTable', array('dbo', $this->getDbo()));
 			$table->load($pk);
 
 			// Verify that no items are checked out