diff --git a/pkgs/development/ocaml-modules/cohttp/0.19.3.nix b/pkgs/development/ocaml-modules/cohttp/0.19.3.nix
deleted file mode 100644
index 24547a03a086..000000000000
--- a/pkgs/development/ocaml-modules/cohttp/0.19.3.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-{ stdenv, buildOcaml, fetchurl, ocaml, cmdliner, re, uri_p4, fieldslib_p4
-, sexplib_p4, conduit , stringext, base64, magic-mime, ounit, alcotest
-, asyncSupport ? stdenv.lib.versionAtLeast ocaml.version "4.02"
-, lwt ? null, async_p4 ? null, async_ssl_p4 ? null
-}:
-
-buildOcaml rec {
-  name = "cohttp";
-  version = "0.19.3";
-
-  minimumSupportedOcamlVersion = "4.01";
-
-  src = fetchurl {
-    url = "https://github.com/mirage/ocaml-cohttp/archive/v${version}.tar.gz";
-    sha256 = "1nrzpd4h52c1hnzcgsz462676saj9zss708ng001h54dglk8i1iv";
-  };
-
-  buildInputs = [ alcotest cmdliner conduit magic-mime ounit lwt ]
-  ++ stdenv.lib.optionals asyncSupport [ async_p4 async_ssl_p4 ];
-  propagatedBuildInputs = [ re stringext uri_p4 fieldslib_p4 sexplib_p4 base64 ];
-
-  buildFlags = [ "PREFIX=$(out)" ];
-
-  meta = with stdenv.lib; {
-    homepage = https://github.com/mirage/ocaml-cohttp;
-    description = "Very lightweight HTTP server using Lwt or Async";
-    license = licenses.mit;
-    maintainers = [ maintainers.ericbmerritt ];
-  };
-}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index d3f0d620fdec..72d41621c235 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -154,15 +154,7 @@ let
 
     cmdliner = callPackage ../development/ocaml-modules/cmdliner { };
 
-    cohttp_p4 = callPackage ../development/ocaml-modules/cohttp/0.19.3.nix {
-      base64 = base64_2;
-      lwt = lwt2;
-    };
-
-    cohttp =
-      if lib.versionOlder "4.03" ocaml.version
-      then callPackage ../development/ocaml-modules/cohttp { }
-      else cohttp_p4;
+    cohttp = callPackage ../development/ocaml-modules/cohttp { };
 
     cohttp-lwt = callPackage ../development/ocaml-modules/cohttp/lwt.nix { };