diff --git a/src/fat.ml b/src/fat.ml
index c69dd2cf..f06a829c 100644
--- a/src/fat.ml
+++ b/src/fat.ml
@@ -7,6 +7,12 @@ end)
 
 include Fat
 
+type entry = Mfat.entry = {
+  name: string;
+  is_dir: bool;
+  size: int32;
+}
+
 type t = Mkernel.Block.t Mfat.t
 
 module type FS = sig
diff --git a/src/secmod_eddsa.ml b/src/secmod_eddsa.ml
index 9ee0b335..d0d8d6ca 100644
--- a/src/secmod_eddsa.ml
+++ b/src/secmod_eddsa.ml
@@ -57,12 +57,14 @@ let key_fpath k =
 
 let read_key fs fpath =
   Log.debug (fun m -> m "reading key file `%a`" Fpath.pp fpath);
+  let fpath = Fpath.to_string fpath in
   let* data = Fat.read fs fpath |> unwrap_msg in
   EddsaPrivateKey.of_octets data
 
 let write_eddsa fs fpath priv =
   Log.debug (fun m -> m "writing key file `%a`" Fpath.pp fpath);
   let data = EddsaPrivateKey.to_octets priv in
+  let fpath = Fpath.to_string fpath in
   Fat.write fs fpath data |> unwrap_msg
 
 let write_key fs k = write_eddsa fs (key_fpath k) k.priv
@@ -77,15 +79,20 @@ let delete_file fs fpath =
         Fpath.pp fpath
   in
   Log.debug (fun m -> m "delete key file `%a`" Fpath.pp fpath);
+  let fpath = Fpath.to_string fpath in
   let+ () = Fat.remove fs fpath |> unwrap_msg in
   ()
 
 let get_key_dir_contents fs dir =
   let* dir = Fpath.of_string dir |> unwrap_msg in
-  let* b = Fat.create fs dir |> unwrap_msg in
-  if b then Log.info (fun m -> m "created directory `%a`" Fpath.pp dir);
+  let dir = Fpath.to_string dir in
+  let* () = Fat.mkdir fs dir |> unwrap_msg in
+  Log.info (fun m -> m "created directory `%s`" dir);
   let+ l = Fat.ls fs dir |> unwrap_msg in
-  List.map Fpath.normalize l
+  (*   List.map Fpath.normalize l *)
+  let l = List.map (fun entry -> entry.Fat.name) l in
+  let l = List.map Fpath.v l in
+  l
 
 (* -- *)
 
@@ -164,7 +171,7 @@ let init fs =
         let sm_key_priv, sm_pub = EddsaPrivateKey.generate () in
         Log.debug (fun m ->
             m "generated secmod key: `%s`" (EddsaPublicKey.to_b32 sm_pub));
-        let* () = write_eddsa sm_key_fpath sm_key_priv in
+        let* () = write_eddsa fs sm_key_fpath sm_key_priv in
         let ht = Hashtbl.create 0xff in
         Ok { fs; sm_key_priv; sm_pub; ht }
   in
diff --git a/src/secmod_rsa.ml b/src/secmod_rsa.ml
index 41b9159b..d2b9857d 100644
--- a/src/secmod_rsa.ml
+++ b/src/secmod_rsa.ml
@@ -80,21 +80,25 @@ let key_fpath k =
 
 let read_eddsa fs fpath =
   Log.debug (fun m -> m "reading key file `%a`" Fpath.pp fpath);
+  let fpath = Fpath.to_string fpath in
   let* data = Fat.read fs fpath |> unwrap_msg in
   EddsaPrivateKey.of_octets data
 
 let read_rsa fs fpath =
   Log.debug (fun m -> m "reading key file `%a`" Fpath.pp fpath);
+  let fpath = Fpath.to_string fpath in
   let* data = Fat.read fs fpath |> unwrap_msg in
   RsaPrivateKey.of_octets data
 
 let write_eddsa fs fpath priv =
   Log.debug (fun m -> m "writing key file `%a`" Fpath.pp fpath);
   let data = EddsaPrivateKey.to_octets priv in
+  let fpath = Fpath.to_string fpath in
   Fat.write fs fpath data |> unwrap_msg
 
 let write_rsa fs fpath priv =
   let data = RsaPrivateKey.to_octets priv in
+  let fpath = Fpath.to_string fpath in
   Fat.write fs fpath data |> unwrap_msg
 
 let write_key fs k = write_rsa fs (key_fpath k) k.priv
@@ -109,14 +113,19 @@ let delete_file fs fpath =
         Fpath.pp fpath
   in
   Log.debug (fun m -> m "delete key file `%a`" Fpath.pp fpath);
+  let fpath = Fpath.to_string fpath in
   let+ () = Fat.remove fs fpath |> unwrap_msg in
   ()
 
 let get_key_dir_contents fs dir_fpath =
-  let* b = Fat.mkdir fs dir_fpath |> unwrap_msg in
-  if b then Log.info (fun m -> m "created directory `%a`" Fpath.pp dir_fpath);
+  let dir_fpath = Fpath.to_string dir_fpath in
+  let* () = Fat.mkdir fs dir_fpath |> unwrap_msg in
+  Log.info (fun m -> m "created directory `%s`" dir_fpath);
   let+ l = Fat.ls fs dir_fpath |> unwrap_msg in
-  List.map Fpath.normalize l
+  (*   List.map Fpath.normalize l *)
+  let l = List.map (fun entry -> entry.Fat.name) l in
+  let l = List.map Fpath.v l in
+  l
 
 (* -- *)