Index: installer/test.php
===================================================================
--- installer/test.php	(revision 3886)
+++ installer/test.php	(working copy)
@@ -166,7 +166,8 @@
     }
     else if ($RCI->db_schema_check($DB, $update = !empty($_POST['updatedb']))) {
         $RCI->fail('DB Schema', "Database schema differs");
-        $updatefile = INSTALL_PATH . 'SQL/' . $DB->db_provider . '.update.sql';
+        $db_map = array('pgsql' => 'postgres', 'mysqli' => 'mysql');
+        $updatefile = INSTALL_PATH . 'SQL/' . (isset($db_map[$DB->db_provider]) ? $db_map[$DB->db_provider] : $DB->db_provider) . '.update.sql';
         echo '<p class="warning">Please manually execute the SQL statements from '.$updatefile.' on your database.<br/>';
         echo 'See comments in the file and execute queries that are superscribed with the currently installed version number.</p>';
         $db_working = false;
Index: bin/update.sh
===================================================================
--- bin/update.sh	(revision 3886)
+++ bin/update.sh	(working copy)
@@ -114,7 +114,8 @@
       $success = false;
     }
     else if ($RCI->db_schema_check($DB, false)) {
-      $updatefile = INSTALL_PATH . 'SQL/' . $DB->db_provider . '.update.sql';
+      $db_map = array('pgsql' => 'postgres', 'mysqli' => 'mysql');
+      $updatefile = INSTALL_PATH . 'SQL/' . (isset($db_map[$DB->db_provider]) ? $db_map[$DB->db_provider] : $DB->db_provider) . '.update.sql';
       echo "WARNING: Database schema needs to be updated!\n";
       echo "Open $updatefile and execute all queries that are superscribed with the currently installed version number\n";
       $success = false;