1 files changed, 10 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/mdx/default.nix b/nixpkgs/pkgs/development/ocaml-modules/mdx/default.nix
index ccda3f38b5eb..53ea92a2bbef 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/mdx/default.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/mdx/default.nix
@@ -4,6 +4,13 @@
 , gitUpdater
 }:
 
+let
+  # Strip optional dependencies from logs to make the closure smaller as this
+  # package contains a binary
+  logs' = logs.override { jsooSupport = false; lwtSupport = false; };
+
+in
+
 buildDunePackage rec {
   pname = "mdx";
   version = "2.3.1";
@@ -16,7 +23,9 @@ buildDunePackage rec {
   };
 
   nativeBuildInputs = [ cppo ];
-  propagatedBuildInputs = [ astring fmt logs csexp ocaml-version camlp-streams re findlib ];
+  propagatedBuildInputs = [
+    astring fmt logs' csexp ocaml-version camlp-streams re findlib
+  ];
   checkInputs = [ alcotest lwt ];
 
   doCheck = true;