diff --git a/sched/tls/task_uninitinfo.c b/sched/tls/task_uninitinfo.c
index f2e56c537a5..9c3cffa025b 100644
--- a/sched/tls/task_uninitinfo.c
+++ b/sched/tls/task_uninitinfo.c
@@ -26,6 +26,7 @@
 #include <nuttx/kmalloc.h>
 #include <nuttx/mutex.h>
 #include <nuttx/list.h>
+#include <nuttx/lib/lib.h>
 
 #include "tls.h"