diff --git a/pkgs/development/ocaml-modules/tezt/default.nix b/pkgs/development/ocaml-modules/tezt/default.nix
index 66a4cde7cbee..db18468d2b81 100644
--- a/pkgs/development/ocaml-modules/tezt/default.nix
+++ b/pkgs/development/ocaml-modules/tezt/default.nix
@@ -10,7 +10,7 @@
 
 buildDunePackage rec {
   pname = "tezt";
-  version = "4.1.0";
+  version = "4.2.0";
 
   minimalOCamlVersion = "4.12";
 
@@ -18,7 +18,7 @@ buildDunePackage rec {
     owner = "nomadic-labs";
     repo = pname;
     rev = version;
-    hash = "sha256-1Cl/GOB+MDPJIl/6600PLTSL+vCYcAZGjedd6hr7rJw=";
+    hash = "sha256-8+q/A1JccH3CfWxfNhgJU5X+KEp+Uw7nvS72ZcPRsd8=";
   };
 
   propagatedBuildInputs = [