diff --git a/libraries/tbl_common.inc.php b/libraries/tbl_common.inc.php
index fe0c488113..7903499ebc 100644
--- a/libraries/tbl_common.inc.php
+++ b/libraries/tbl_common.inc.php
@@ -50,9 +50,6 @@ $err_url = PMA_Util::getScriptNameForOption(
  * Ensures the database and the table exist (else move to the "parent" script)
  * Skip test if we are exporting as we can't tell whether a table name is an alias (which would fail the test).
  */
-$URL = explode('/',$_SERVER['REQUEST_URI']);
-if ($URL[2])
-        $requested_function = explode('?',$URL[2])[0];
-
-if (!$URL[2] || $requested_function != 'tbl_export.php')
-        require_once './libraries/db_table_exists.lib.php';
+if (basename($_SERVER['PHP_SELF']) != 'tbl_export.php') {
+    require_once './libraries/db_table_exists.lib.php';
+}