diff --git a/dirmngr/ldap-parse-uri.c b/dirmngr/ldap-parse-uri.c
index 573bcc77f..5856c1b4e 100644
--- a/dirmngr/ldap-parse-uri.c
+++ b/dirmngr/ldap-parse-uri.c
@@ -162,7 +162,7 @@ ldap_parse_uri (parsed_uri_t *purip, const char *uri)
 
   if (password)
     {
-      puri->query = calloc (sizeof (*puri->query), 1);
+      puri->query = calloc (1, sizeof (*puri->query));
       if (!puri->query)
         {
           err = gpg_err_code_from_syserror ();