diff --git a/pkgs/development/ocaml-modules/camlzip/default.nix b/pkgs/development/ocaml-modules/camlzip/default.nix
index 9e991a811e6..03a6dbef23e 100644
--- a/pkgs/development/ocaml-modules/camlzip/default.nix
+++ b/pkgs/development/ocaml-modules/camlzip/default.nix
@@ -18,6 +18,8 @@ stdenv.mkDerivation {
 
   patches = [ ./makefile.patch ];
 
+  createFindlibDestdir = true;
+
   postPatch = ''
     substitute ${./META} META --subst-var-by VERSION "${version}"
     substituteInPlace Makefile \
diff --git a/pkgs/development/ocaml-modules/camomile/0.7.3.nix b/pkgs/development/ocaml-modules/camomile/0.7.3.nix
index b770b36abf6..12b816dec36 100644
--- a/pkgs/development/ocaml-modules/camomile/0.7.3.nix
+++ b/pkgs/development/ocaml-modules/camomile/0.7.3.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   buildInputs = [ocaml findlib];
 
-  #dontAddPrefix = true;
+  createFindlibDestdir = true;
 
   meta = {
     homepage = http://camomile.sourceforge.net/;
diff --git a/pkgs/development/ocaml-modules/camomile/0.8.1.nix b/pkgs/development/ocaml-modules/camomile/0.8.1.nix
index 8d9ab69dfc6..29ce5c59b44 100644
--- a/pkgs/development/ocaml-modules/camomile/0.8.1.nix
+++ b/pkgs/development/ocaml-modules/camomile/0.8.1.nix
@@ -15,7 +15,11 @@ stdenv.mkDerivation {
 
   buildInputs = [ocaml findlib];
 
-  #dontAddPrefix = true;
+  preInstall = ''
+    ensureDir $OCAMLFIND_DESTDIR
+  '';
+
+  createFindlibDestdir = true;
 
   meta = {
     homepage = http://camomile.sourceforge.net/;
diff --git a/pkgs/development/ocaml-modules/cryptgps/default.nix b/pkgs/development/ocaml-modules/cryptgps/default.nix
index 63a25dd0b47..7379a62d424 100644
--- a/pkgs/development/ocaml-modules/cryptgps/default.nix
+++ b/pkgs/development/ocaml-modules/cryptgps/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation {
 
   configurePhase = "true";	# Skip configure phase
 
+  createFindlibDestdir = true;
+
   meta = {
     homepage = http://projects.camlcity.org/projects/cryptgps.html;
     description = "Cryptographic functions for OCaml";
diff --git a/pkgs/development/ocaml-modules/menhir/default.nix b/pkgs/development/ocaml-modules/menhir/default.nix
index 4d92cda5553..ea706ef511f 100644
--- a/pkgs/development/ocaml-modules/menhir/default.nix
+++ b/pkgs/development/ocaml-modules/menhir/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation {
 
   configurePhase = "true";	# Skip configure
 
+  createFindlibDestdir = true;
+
   preBuild = ''
     #Fix makefiles.
     RM=$(type -p rm)
diff --git a/pkgs/development/ocaml-modules/ounit/default.nix b/pkgs/development/ocaml-modules/ounit/default.nix
index 62bf7f89c49..b6d14383d5e 100644
--- a/pkgs/development/ocaml-modules/ounit/default.nix
+++ b/pkgs/development/ocaml-modules/ounit/default.nix
@@ -23,6 +23,8 @@ stdenv.mkDerivation {
 
   checkTarget = "test";
 
+  createFindlibDestdir = true;
+
   meta = {
     homepage = http://www.xs4all.nl/~mmzeeman/ocaml/;
     description = "Unit test framework for OCaml";
diff --git a/pkgs/development/ocaml-modules/pcre/default.nix b/pkgs/development/ocaml-modules/pcre/default.nix
index d16093a6feb..fdc527791c0 100644
--- a/pkgs/development/ocaml-modules/pcre/default.nix
+++ b/pkgs/development/ocaml-modules/pcre/default.nix
@@ -16,6 +16,8 @@ stdenv.mkDerivation {
 
   buildInputs = [pcre ocaml findlib];
 
+  createFindlibDestdir = true;
+
   configurePhase = "true";	# Skip configure phase
 
   meta = {
diff --git a/pkgs/development/ocaml-modules/sqlite3/default.nix b/pkgs/development/ocaml-modules/sqlite3/default.nix
index d542cfe14f6..9b477fed851 100644
--- a/pkgs/development/ocaml-modules/sqlite3/default.nix
+++ b/pkgs/development/ocaml-modules/sqlite3/default.nix
@@ -23,6 +23,8 @@ stdenv.mkDerivation {
     ensureDir $out/bin
   '';
 
+  createFindlibDestdir = true;
+
   meta = {
     homepage = "http://ocaml.info/home/ocaml_sources.html#ocaml-sqlite3";
     description = "OCaml bindings to the SQLite 3 database access library";
diff --git a/pkgs/development/ocaml-modules/ssl/default.nix b/pkgs/development/ocaml-modules/ssl/default.nix
index 56ac189b7ba..9a495002f1d 100644
--- a/pkgs/development/ocaml-modules/ssl/default.nix
+++ b/pkgs/development/ocaml-modules/ssl/default.nix
@@ -19,6 +19,8 @@ stdenv.mkDerivation {
 
   configureFlags = "--disable-ldconf";
 
+  createFindlibDestdir = true;
+
   meta = {
     homepage = http://savonet.rastageeks.org/;
     description = "OCaml bindings for libssl ";
diff --git a/pkgs/development/tools/ocaml/findlib/default.nix b/pkgs/development/tools/ocaml/findlib/default.nix
index 9a2a6b0d94a..9a5b9acbef9 100644
--- a/pkgs/development/tools/ocaml/findlib/default.nix
+++ b/pkgs/development/tools/ocaml/findlib/default.nix
@@ -40,6 +40,9 @@ stdenv.mkDerivation {
             export OCAMLPATH="''${OCAMLPATH}''${OCAMLPATH:+:}''$1/lib/ocaml/${ocaml_version}/site-lib/"
         fi
         export OCAMLFIND_DESTDIR="''$out/lib/ocaml/${ocaml_version}/site-lib/"
+        if test -n $createFindlibDestdir; then
+          ensureDir $OCAMLFIND_DESTDIR
+        fi
     }
     
     envHooks=(''${envHooks[@]} addOCamlPath)