diff --git a/src/lib_micheline/test/assert.ml b/src/lib_micheline/test/assert.ml
index d979059a5..37b67089b 100644
--- a/src/lib_micheline/test/assert.ml
+++ b/src/lib_micheline/test/assert.ml
@@ -23,6 +23,32 @@
 (*                                                                           *)
 (*****************************************************************************)
 
+(* Mini compatibility layer to avoid circular dependency *)
+module Compat = struct
+  let failwith fmt = Format.kasprintf (fun s -> Lwt.return (Error s)) fmt
+  let return_unit = Lwt.return (Ok ())
+  let (>>=) = Lwt.bind
+  let (>>=?) v f =
+    v >>= function
+    | Error _ as err -> Lwt.return err
+    | Ok v -> f v
+  let rec iter2_p f l1 l2 =
+    match l1, l2 with
+    | [], [] -> return_unit
+    | [], _ | _, [] -> invalid_arg "Error_monad.iter2_p"
+    | x1 :: l1 , x2 :: l2 ->
+        let tx = f x1 x2 and tl = iter2_p f l1 l2 in
+        tx >>= fun tx_res ->
+        tl >>= fun tl_res ->
+        match tx_res, tl_res with
+        | Ok (), Ok () -> Lwt.return (Ok ())
+        | Error exn1, Error exn2 -> failwith "%s -- %s" exn1 exn2
+        | Ok (), Error exn
+        | Error exn, Ok () -> Lwt.return (Error exn)
+end
+
+open Compat
+
 let fail loc printer given expected msg =
   failwith
     "@[<v 2> On %s : %s@ @[Given:\t%a@]@ @[Expected:\t%a@]@]"
diff --git a/src/lib_micheline/test/dune b/src/lib_micheline/test/dune
index e4fc415a9..ee87647d5 100644
--- a/src/lib_micheline/test/dune
+++ b/src/lib_micheline/test/dune
@@ -1,12 +1,9 @@
 (executables
  (names test_parser)
- (libraries tezos-stdlib-unix
-	    tezos-micheline
+ (libraries tezos-micheline
             alcotest-lwt)
  (flags (:standard -w -9-32 -safe-string
-                   -open Tezos_base__TzPervasives
-		   -open Tezos_micheline
-		   -open Tezos_stdlib_unix)))
+                   -open Tezos_micheline)))
 
 (alias
   (name buildtest)
diff --git a/src/lib_micheline/test/test_parser.ml b/src/lib_micheline/test/test_parser.ml
index 097359d76..278bf9d74 100644
--- a/src/lib_micheline/test/test_parser.ml
+++ b/src/lib_micheline/test/test_parser.ml
@@ -27,6 +27,8 @@
 (* Token value   *)
 (****************************************************************************)
 
+open Assert.Compat
+
 let assert_tokenize ~loc given expected =
   match Micheline_parser.tokenize given with
   | tokens, [] ->
@@ -454,9 +456,7 @@ let wrap (n, f) =
   Alcotest_lwt.test_case n `Quick begin fun _ () ->
     f () >>= function
     | Ok () -> Lwt.return_unit
-    | Error err ->
-        Tezos_stdlib_unix.Logging_unix.close () >>= fun () ->
-        Lwt.fail_with (Format.asprintf "%a" pp_print_error err)
+    | Error err -> Lwt.fail_with err
   end
 
 let () =
diff --git a/src/lib_micheline/tezos-micheline.opam b/src/lib_micheline/tezos-micheline.opam
index 2dfbb7711..1d21a91e4 100644
--- a/src/lib_micheline/tezos-micheline.opam
+++ b/src/lib_micheline/tezos-micheline.opam
@@ -11,6 +11,7 @@ depends: [
   "tezos-data-encoding"
   "tezos-error-monad"
   "uutf"
+  "alcotest-lwt" { with-test }
 ]
 build: [
   [ "dune" "build" "-p" name "-j" jobs ]