1 files changed, 1 insertions, 1 deletions
diff --git a/stmhal/moduos.c b/stmhal/moduos.c
index 77a60c0cbc..e02f6aefa8 100644
--- a/stmhal/moduos.c
+++ b/stmhal/moduos.c
@@ -121,7 +121,7 @@ STATIC mp_obj_t os_dupterm(mp_uint_t n_args, const mp_obj_t *args) {
         } else if (mp_obj_get_type(args[0]) == &pyb_uart_type) {
             MP_STATE_PORT(pyb_stdio_uart) = args[0];
         } else {
-            nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "need a UART object"));
+            mp_raise_ValueError("need a UART object");
         }
         return mp_const_none;
     }