diff --git a/pkgs/development/ocaml-modules/dream/httpaf.nix b/pkgs/development/ocaml-modules/dream/httpaf.nix
new file mode 100644
index 000000000000..6ba186bceb7a
--- /dev/null
+++ b/pkgs/development/ocaml-modules/dream/httpaf.nix
@@ -0,0 +1,23 @@
+{
+  lib,
+  buildDunePackage,
+  dream-pure,
+  lwt_ppx,
+  httpun-ws,
+}:
+
+buildDunePackage {
+  pname = "dream-httpaf";
+
+  inherit (dream-pure) version src;
+
+  buildInputs = [ lwt_ppx ];
+  propagatedBuildInputs = [
+    dream-pure
+    httpun-ws
+  ];
+
+  meta = dream-pure.meta // {
+    description = "Shared http/af stack for Dream (server) and Hyper (client)";
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 89ff519e88a9..4418bb88d782 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -383,6 +383,8 @@ let
 
     dot-merlin-reader = callPackage ../development/tools/ocaml/merlin/dot-merlin-reader.nix { };
 
+    dream-httpaf = callPackage ../development/ocaml-modules/dream/httpaf.nix { };
+
     dream-pure = callPackage ../development/ocaml-modules/dream/pure.nix { };
 
     dscheck = callPackage ../development/ocaml-modules/dscheck { };