diff --git a/drivers/power/pm_register.c b/drivers/power/pm_register.c
index 6153ce2cf5b..97dc47cd3b0 100644
--- a/drivers/power/pm_register.c
+++ b/drivers/power/pm_register.c
@@ -77,7 +77,7 @@ int pm_register(FAR struct pm_callback_s *callbacks)
 
   /* Add the new entry to the end of the list of registered callbacks */
 
-  if (OSINIT_OSREADY())
+  if (OSINIT_OS_READY())
     {
       ret = pm_lock();
       if (ret == OK)