diff --git a/kernel/include/std/errno.h b/kernel/include/std/errno.h
index 19a0db94..973b6fab 100644
--- a/kernel/include/std/errno.h
+++ b/kernel/include/std/errno.h
@@ -9,6 +9,7 @@
 #define EBADF 9
 #define EAGAIN 11
 #define ENOMEM 12
+#define EACCES 13
 #define EFAULT 14
 #define EEXIST 17
 #define ENOTDIR 20