diff --git a/libraries/src/Table/Nested.php b/libraries/src/Table/Nested.php
index 99845f3d33850..068821fe576ac 100644
--- a/libraries/src/Table/Nested.php
+++ b/libraries/src/Table/Nested.php
@@ -874,10 +874,11 @@ public function publish($pks = null, $state = 1, $userId = 0)
     {
         $k = $this->_tbl_key;
 
-        $query     = $this->_db->getQuery(true);
-        $table     = $this->_db->quoteName($this->_tbl);
-        $published = $this->_db->quoteName($this->getColumnAlias('published'));
-        $key       = $this->_db->quoteName($k);
+        $query      = $this->_db->getQuery(true);
+        $table      = $this->_db->quoteName($this->_tbl);
+        $published  = $this->_db->quoteName($this->getColumnAlias('published'));
+        $checkedOut = $this->_db->quoteName($this->getColumnAlias('checked_out'));
+        $key        = $this->_db->quoteName($k);
 
         // Sanitize input.
         $pks    = ArrayHelper::toInteger($pks);
@@ -919,7 +920,7 @@ public function publish($pks = null, $state = 1, $userId = 0)
                     ->select('COUNT(' . $k . ')')
                     ->from($this->_tbl)
                     ->where('lft BETWEEN ' . (int) $node->lft . ' AND ' . (int) $node->rgt)
-                    ->where('(checked_out <> 0 AND checked_out <> ' . (int) $userId . ')');
+                    ->where('(' . $checkedOut . ' <> 0 AND ' . $checkedOut . ' <> ' . (int) $userId . ')');
                 $this->_db->setQuery($query);
 
                 // Check for checked out children.