1 files changed, 7 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/camlpdf/default.nix b/nixpkgs/pkgs/development/ocaml-modules/camlpdf/default.nix
index fa5ffabedad..7e231001f24 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/camlpdf/default.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/camlpdf/default.nix
@@ -1,20 +1,20 @@
-{ stdenv, fetchFromGitHub, ocaml, findlib }:
+{ stdenv, fetchFromGitHub, which, ocaml, findlib }:
 
 if !stdenv.lib.versionAtLeast ocaml.version "4.02"
 then throw "camlpdf is not available for OCaml ${ocaml.version}"
 else
 
 stdenv.mkDerivation rec {
-  version = "2.3";
+  version = "2.3.1";
   name = "ocaml${ocaml.version}-camlpdf-${version}";
   src = fetchFromGitHub {
     owner = "johnwhitington";
     repo = "camlpdf";
     rev = "v${version}";
-    sha256 = "1z8h6bjzmlscr6h6kdvzj8kspifb4n9dg7zi54z1cv2qi03kr8dk";
+    sha256 = "1q69hhk63z836jbkv4wsng27w35w0qpz01c7ax0mqm8d8kmnr0v4";
   };
 
-  buildInputs = [ ocaml findlib ];
+  buildInputs = [ which ocaml findlib ];
 
   # Version number in META file is wrong
   patchPhase = ''
@@ -26,7 +26,9 @@ stdenv.mkDerivation rec {
     EOF
   '';
 
-  createFindlibDestdir = true;
+  preInstall = ''
+    mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/stublibs
+  '';
 
   meta = with stdenv.lib; {
     description = "An OCaml library for reading, writing and modifying PDF files";