diff --git a/src/fs.ads b/src/fs.ads
index 3ea5a69..4591a8a 100644
--- a/src/fs.ads
+++ b/src/fs.ads
@@ -1,5 +1,7 @@
+with Interfaces;
+
 package FS is
 
-   type Buffer is array (Natural range <>) of Unsigned_8;
+   type Buffer_Type is array (Natural range <>) of Interfaces.Unsigned_8;
 
 end FS;