diff --git a/include/pthread.h b/include/pthread.h
index 0418dfacd0726..97eca7a5368ed 100644
--- a/include/pthread.h
+++ b/include/pthread.h
@@ -49,7 +49,7 @@
  * SP_LOCKED and SP_UNLOCKED must constants of type spinlock_t.
  */
 
-#  include <arch/spinlock.h>
+#  include <nuttx/spinlock.h>
 #endif
 
 /****************************************************************************