diff --git a/ext/msql/php_msql.c b/ext/msql/php_msql.c
index 90c8ff37edc..bdb27f96e0b 100644
--- a/ext/msql/php_msql.c
+++ b/ext/msql/php_msql.c
@@ -121,7 +121,7 @@ static void _delete_query(zend_rsrc_list_entry *rsrc)
 	m_query *query = (m_query *)rsrc->ptr;
 
 	if(query->result) msqlFreeResult(query->result);
-	efree(arg);
+	efree(rsrc);
 }
 
 static m_query *php_msql_query_wrapper(m_result *res, int af_rows)