diff --git a/gis_data_editor.php b/gis_data_editor.php
index 5a3759a247..4eb7dd165c 100644
--- a/gis_data_editor.php
+++ b/gis_data_editor.php
@@ -22,6 +22,7 @@ function escape($variable)
 require_once 'libraries/common.inc.php';
 require_once 'libraries/gis/pma_gis_factory.php';
 require_once 'libraries/gis/pma_gis_visualization.php';
+require_once 'libraries/tbl_gis_visualization.lib.php';
 
 // Get data if any posted
 $gis_data = array();