diff --git a/src/e9p.erl b/src/e9p.erl
index 4867075..1ecba9c 100644
--- a/src/e9p.erl
+++ b/src/e9p.erl
@@ -6,7 +6,7 @@
 
 -export([make_qid/3, is_type/2]).
 
--export_type([qid/0, fid/0]).
+-export_type([qid/0, fid/0, stat/0]).
 
 -export_type([u8/0, u16/0, u32/0, u64/0]).
 
@@ -21,6 +21,27 @@
 
 -type fid() :: 16#00000000..16#FFFFFFFF.
 
+-type filename() :: unicode:unicode_binary().
+-type path() :: [filename()].
+
+-type stat() :: #{
+    type := u16(),
+    dev := u32(),
+    qid => qid(),
+    mode => u32(),
+    atime := u32() | calendar:datetime(),
+    mtime := u32() | calendar:datetime(),
+    length := u64(),
+    name => unicode:chardata(),
+    uid := unicode:chardata(),
+    gid := unicode:chardata(),
+    muid := unicode:chardata(),
+    extra := unicode:chardata(),
+    n_uid := u32(),
+    n_gid := u32(),
+    n_muid := u32()
+}.
+
 %-spec make_qid()
 make_qid(Type, Version, Path) ->
     #qid{type = to_qtype(Type), version = Version, path = Path}.