diff --git a/pkgs/development/ocaml-modules/ocamlnet/default.nix b/pkgs/development/ocaml-modules/ocamlnet/default.nix
index 73351ea633f4..fc7640cc0c94 100644
--- a/pkgs/development/ocaml-modules/ocamlnet/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlnet/default.nix
@@ -2,11 +2,11 @@
 , gnutls, nettle }:
 
 stdenv.mkDerivation {
-  name = "ocamlnet-4.1.1";
+  name = "ocamlnet-4.1.2";
 
   src = fetchurl {
-    url = http://download.camlcity.org/download/ocamlnet-4.1.1.tar.gz;
-    sha256 = "1z0j542dfzfimsn4asw1ycb4ww561pv92cz6s6kxazvgx60c5rb1";
+    url = http://download.camlcity.org/download/ocamlnet-4.1.2.tar.gz;
+    sha256 = "1n0l9zlq7dc5yr43bpa4a0b6bxj3iyjkadbb41g59zlwa8hkk34i";
   };
 
   buildInputs = [ ncurses ocaml findlib ocaml_pcre camlzip gnutls pkgconfig nettle ];