diff --git a/py/objint.c b/py/objint.c
index b44a2e3b4a..6dc675823f 100644
--- a/py/objint.c
+++ b/py/objint.c
@@ -396,7 +396,7 @@ mp_obj_t mp_obj_int_binary_op(mp_binary_op_t op, mp_obj_t lhs_in, mp_obj_t rhs_i
 
 // This is called only with strings whose value doesn't fit in SMALL_INT
 mp_obj_t mp_obj_new_int_from_str_len(const char **str, size_t len, bool neg, unsigned int base) {
-    mp_raise_msg(&mp_type_OverflowError, MP_ERROR_TEXT("long int not supported in this build"));
+    mp_raise_msg(&mp_type_OverflowError, MP_ERROR_TEXT("small int overflow"));
     return mp_const_none;
 }