diff --git a/htdocs/website/class/website.class.php b/htdocs/website/class/website.class.php
index 3cfc585519c..0805b1c4ed6 100644
--- a/htdocs/website/class/website.class.php
+++ b/htdocs/website/class/website.class.php
@@ -1211,7 +1211,7 @@ class Website extends CommonObject
 		// Load sql record
 		$runsql = run_sql($sqlfile, 1, '', 0, '', 'none', 0, 1, 0, 0, 1); // The maxrowid of table is searched into this function two
 		if ($runsql <= 0) {
-			$this->errors[] = 'Failed to load sql file '.$sqlfile.' (ret='.$runsql.')';
+			$this->errors[] = 'Failed to load sql file '.$sqlfile.' (ret='.((int) $runsql).')';
 			$error++;
 		}