diff --git a/nshlib/nsh_script.c b/nshlib/nsh_script.c
index 823acef29..9f8f5fdf2 100644
--- a/nshlib/nsh_script.c
+++ b/nshlib/nsh_script.c
@@ -25,6 +25,7 @@
 #include <nuttx/config.h>
 
 #include <fcntl.h>
+#include <sched.h>
 #include <unistd.h>
 
 #include "nsh.h"