diff --git a/filesystems/filesystems.c b/filesystems/filesystems.c
index 62013ff..5a45444 100644
--- a/filesystems/filesystems.c
+++ b/filesystems/filesystems.c
@@ -1,7 +1,5 @@
 #include "LKL.h"
 
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-
 CONST FS_IDINFO* FsIdInfos[] = {
   &IdInfoExt,
   &IdInfoNTFS,