diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 067f074bdc0e..63b1e37fb959 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2786,22 +2786,6 @@ let
 
   ocamlnat = let callPackage = newScope pkgs.ocamlPackages_3_12_1; in callPackage ../development/ocaml-modules/ocamlnat { };
 
-  # patoline requires a rather large ocaml compilation environment.
-  # this is why it is build as an environment and not just a normal package.
-  # remark : the emacs mode is also installed, but you have to adjust your load-path.
-  mkPatolineEnv = pack: pkgs.myEnvFun {
-      name = "patoline";
-      buildInputs = [ stdenv ncurses mesa freeglut libzip
-                                   pack.ocaml pack.findlib pack.camomile 
-	                           pack.dypgen pack.ocaml_sqlite3 pack.camlzip 
-				   pack.lablgtk pack.camlimages pack.ocaml_cairo
-				   pack.lablgl pack.ocamlnet pack.cryptokit
-				   pack.ocaml_pcre pack.patoline
-				   ];
-   };
-
-   patoline = mkPatolineEnv ocamlPackages_4_00_1;
-
   opencxx = callPackage ../development/compilers/opencxx {
     gcc = gcc33;
   };
@@ -9448,6 +9432,28 @@ let
     inherit (stdenv) mkDerivation;
   };
 
+  # patoline requires a rather large ocaml compilation environment.
+  # this is why it is build as an environment and not just a normal package.
+  # remark : the emacs mode is also installed, but you have to adjust your load-path.
+  PatolineEnv = pack: myEnvFun {
+      name = "patoline";
+      buildInputs = [ stdenv ncurses mesa freeglut libzip gcc
+                                   pack.ocaml pack.findlib pack.camomile 
+	                           pack.dypgen pack.ocaml_sqlite3 pack.camlzip 
+				   pack.lablgtk pack.camlimages pack.ocaml_cairo
+				   pack.lablgl pack.ocamlnet pack.cryptokit
+				   pack.ocaml_pcre pack.patoline
+				   ];
+    # this is to circumvent the bug with libgcc_s.so.1 which is
+    # not found when using thread				   
+    extraCmds = ''
+       LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:${gcc.gcc}/lib
+       export LD_LIBRARY_PATH
+    '';
+   };
+
+   patoline = PatolineEnv ocamlPackages_4_00_1;
+
   znc = callPackage ../applications/networking/znc { };
 
   zsnes = callPackage_i686 ../misc/emulators/zsnes {