1 files changed, 3 insertions, 3 deletions
diff --git a/py/objnone.c b/py/objnone.c
index 523158d00..d47452bb4 100644
--- a/py/objnone.c
+++ b/py/objnone.c
@@ -34,12 +34,12 @@ typedef struct _mp_obj_none_t {
     mp_obj_base_t base;
 } mp_obj_none_t;
 
-STATIC void none_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
+STATIC void none_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
     (void)self_in;
     if (MICROPY_PY_UJSON && kind == PRINT_JSON) {
-        print(env, "null");
+        mp_print_str(print, "null");
     } else {
-        print(env, "None");
+        mp_print_str(print, "None");
     }
 }