diff --git a/sched/nanosleep.c b/sched/nanosleep.c
index 5e3bb64fee8..c63ccf22fec 100644
--- a/sched/nanosleep.c
+++ b/sched/nanosleep.c
@@ -172,7 +172,7 @@ int nanosleep(FAR const struct timespec *rqtp, FAR struct timespec *rmtp)
   if (errval == EAGAIN)
     {
       /* The timeout "error" is the normal, successful result */
-
+      irqrestore(flags);
       return OK;
     }