2 files changed, 4 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/tls/async.nix b/nixpkgs/pkgs/development/ocaml-modules/tls/async.nix
index ceac7a7c0749..51d1b89f9188 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/tls/async.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/tls/async.nix
@@ -5,8 +5,7 @@ buildDunePackage rec {
 
   inherit (tls) src meta version;
 
-  minimumOCamlVersion = "4.08";
-  useDune2 = true;
+  minimalOCamlVersion = "4.11";
 
   doCheck = true;
 
diff --git a/nixpkgs/pkgs/development/ocaml-modules/tls/default.nix b/nixpkgs/pkgs/development/ocaml-modules/tls/default.nix
index 81f0a176bfc9..3f45aa919667 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/tls/default.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/tls/default.nix
@@ -6,11 +6,11 @@
 
 buildDunePackage rec {
   pname = "tls";
-  version = "0.15.2";
+  version = "0.15.3";
 
   src = fetchurl {
-    url = "https://github.com/mirleft/ocaml-tls/releases/download/v${version}/tls-v${version}.tbz";
-    sha256 = "b76371757249bbeabb12c333de4ea2a09c095767bdbbc83322538c0da1fc1e36";
+    url = "https://github.com/mirleft/ocaml-tls/releases/download/v${version}/tls-${version}.tbz";
+    sha256 = "0nj6fhgrirn8ky4hb24m3ilhr41ynzgk6bqmjs17g8rdibwmdd2x";
   };
 
   minimumOCamlVersion = "4.08";