diff --git a/classes/db/DBCubrid.class.php b/classes/db/DBCubrid.class.php
index b4a8a0768..85c2b41e6 100644
--- a/classes/db/DBCubrid.class.php
+++ b/classes/db/DBCubrid.class.php
@@ -952,7 +952,7 @@
 						if($column_list[$value]) $output->arg_columns[] = $column_list[$value];
 					}
                 }
-                $gourpby_query = sprintf ('group by %s', implode(',', $output->groups));
+                $groupby_query = sprintf ('group by %s', implode(',', $output->groups));
             }