diff --git a/htdocs/core/lib/functions2.lib.php b/htdocs/core/lib/functions2.lib.php
index d5144f00efb..3b9b89b7b8c 100644
--- a/htdocs/core/lib/functions2.lib.php
+++ b/htdocs/core/lib/functions2.lib.php
@@ -1891,7 +1891,7 @@ function version_php()
 function version_db()
 {
 	global $db;
-	if (is_object($db, 'getVersion')) {
+	if (is_object($db) && method_exists($db, 'getVersion')) {
 		return $db->getVersion();
 	}
 	return '';