diff --git a/libc/include/limits.h b/libc/include/limits.h
index bb6c9b72..98307aa6 100644
--- a/libc/include/limits.h
+++ b/libc/include/limits.h
@@ -12,6 +12,7 @@ __BEGIN_DECLS
 //        and posix constants
 
 #define OPEN_MAX 64
+#define NAME_MAX 255
 
 __END_DECLS