diff --git a/pkgs/development/ocaml-modules/digestif/default.nix b/pkgs/development/ocaml-modules/digestif/default.nix
index f0a98249d6da..d02104decba3 100644
--- a/pkgs/development/ocaml-modules/digestif/default.nix
+++ b/pkgs/development/ocaml-modules/digestif/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchurl, buildDunePackage
+{ lib, fetchurl, fetchpatch, buildDunePackage
 , bigarray-compat, eqaf, stdlib-shims
 , alcotest
 }:
@@ -12,6 +12,12 @@ buildDunePackage rec {
     sha256 = "09g4zngqiw97cljv8ds4m063wcxz3y7c7vzaprsbpjzi0ja5jdcy";
   };
 
+  # Fix tests with alcotest ≥ 1
+  patches = [ (fetchpatch {
+    url = "https://github.com/mirage/digestif/commit/b65d996c692d75da0a81323253429e07d14b72b6.patch";
+    sha256 = "0sf7qglcp19dhs65pwrrc7d9v57icf18jsrhpmvwskx8b4dchfiv";
+  })];
+
   buildInputs = lib.optional doCheck alcotest;
   propagatedBuildInputs = [ bigarray-compat eqaf stdlib-shims ];