diff --git a/pkgs/development/ocaml-modules/ipaddr/default.nix b/pkgs/development/ocaml-modules/ipaddr/default.nix
index 0b561ab6d695..14cbae6c6f8b 100644
--- a/pkgs/development/ocaml-modules/ipaddr/default.nix
+++ b/pkgs/development/ocaml-modules/ipaddr/default.nix
@@ -1,24 +1,24 @@
 { stdenv, buildOcaml, fetchurl, ocamlbuild, findlib
-, topkg, sexplib, ppx_sexp_conv, opam }:
+, jbuilder, sexplib, ppx_sexp_conv, ppx_deriving }:
 
 buildOcaml rec {
   name = "ipaddr";
-  version = "2.7.2";
+  version = "2.8.0";
 
   src = fetchurl {
     url = "https://github.com/mirage/ocaml-ipaddr/archive/${version}.tar.gz";
-    sha256 = "0mnjw1xjr8vyn5x1nnbbxfxhs77znwrkz8c144w47zk2pc3xrh9d";
+    sha256 = "1amb1pbm9ybpxy6190qygpj6nmbzzs2r6vx4xh5r6v89szx9rfxw";
   };
 
-  buildInputs = [ findlib ocamlbuild topkg ppx_sexp_conv opam ];
-  propagatedBuildInputs = [ sexplib ];
+  buildInputs = [ findlib ocamlbuild jbuilder ppx_sexp_conv ];
+  propagatedBuildInputs = [ ppx_deriving sexplib ];
 
-  inherit (topkg) buildPhase installPhase;
+  inherit (jbuilder) installPhase;
 
   meta = with stdenv.lib; {
     homepage = https://github.com/mirage/ocaml-ipaddr;
     description = "A library for manipulation of IP (and MAC) address representations ";
-    license = licenses.mit;
+    license = licenses.isc;
     maintainers = [ maintainers.ericbmerritt ];
   };
 }