1 files changed, 2 insertions, 0 deletions
diff --git a/py/obj.h b/py/obj.h
index ead3ce864..aa5ed179b 100644
--- a/py/obj.h
+++ b/py/obj.h
@@ -421,7 +421,9 @@ typedef struct _mp_rom_obj_t { mp_const_obj_t o; } mp_rom_obj_t;
 // param obj_module: mp_obj_module_t instance
 // prarm enabled_define: used as `#if (enabled_define) around entry`
 
+#ifndef NO_QSTR
 #define MP_REGISTER_MODULE(module_name, obj_module, enabled_define)
+#endif
 
 // Underlying map/hash table implementation (not dict object or map function)