diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 3febb9886e16..b08a4f3a6f29 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7130,40 +7130,56 @@ let
     };
   };
 
-  inginious = buildPythonPackage rec {
-    version = "0.3.dev1";
-    name = "inginious-${version}";
-
-    disabled = isPy3k;
-
+  inginious = let
     # patched version of docker bindings.
     docker-custom = self.docker.override {
       name = "docker-1.3.0-dirty";
       src = pkgs.fetchFromGitHub {
         owner = "GuillaumeDerval";
         repo = "docker-py";
-        rev = "1.3.0-dev";
-        sha256 = "0rx686riw4w6kanw4nsyzhcy84fz251g9x59piba2n62qpa1rlxf";
+        # tip of branch "master"
+        rev = "966becd0af514e67de5afbf885257a5005e49626";
+        sha256 = "09k41dh86cbb7z4b8926fi5b2qq670mm6agl5py3giacakrap66c";
       };
     };
 
+    webpy-custom = self.web.override {
+      name = "web.py-INGI";
+      src = pkgs.fetchFromGitHub {
+        owner = "UCL-INGI";
+        repo = "webpy-INGI";
+        # tip of branch "ingi"
+        rev = "f487e78d65d6569eb70003e588d5c6ace54c384f";
+        sha256 = "159vwmb8554xk98rw380p3ah170r6gm861r1nqf2l452vvdfxscd";
+      };
+    };
+   in buildPythonPackage rec {
+    version = "0.3a2.dev0";
+    name = "inginious-${version}";
+
+    disabled = isPy3k;
+
     propagatedBuildInputs = with self; [
-      requests2 # Needs to be first;
-      cgroup-utils docker-custom docutils lti pygments pymongo
-      pyyaml rpyc selenium sh simpleldap tidylib virtual-display web
-      websocket_client
+      requests2 # Needs to be first, no idea why...
+      cgroup-utils docker-custom docutils lti mock pygments
+      pymongo pyyaml rpyc sh simpleldap sphinx_rtd_theme tidylib
+      websocket_client watchdog webpy-custom
     ];
 
+    buildInputs = with self; [ nose selenium virtual-display ];
+
+    /* Hydra fix exists only on github for now.
     src = pkgs.fetchurl {
       url = "https://pypi.python.org/packages/source/I/INGInious/INGInious-${version}.tar.gz";
       md5 = "40474dd6b6d4fc26e47a1d9c77bcf943";
     };
-
-    # Remove multiprocessing
-    # https://github.com/UCL-INGI/INGInious/issues/73
-    patchPhase = ''
-      sed -i '34d' setup.py
-    '';
+    */
+    src = pkgs.fetchFromGitHub {
+      owner = "UCL-INGI";
+      repo = "INGInious";
+      rev = "e019a0e28c442b4201ec4a0be2a816c4ab639683";
+      sha256 = "1pwbm7f7xn50rxzwrqpji58n2ami5r3lgbdpb61q0w3dwkxvvvfk";
+    };
 
     meta = {
       description = "An intelligent grader that allows secured and automated testing of code made by students.";
@@ -14069,11 +14085,11 @@ let
 
 
   sphinx_rtd_theme = buildPythonPackage (rec {
-    name = "sphinx_rtd_theme-0.1.7";
+    name = "sphinx_rtd_theme-0.1.8";
 
     src = pkgs.fetchurl {
       url = "http://pypi.python.org/packages/source/s/sphinx_rtd_theme/${name}.tar.gz";
-      md5 = "3ffe014445195705968d899c38b305fd";
+      sha256 = "12mnb7qscr07mllmyyqfpx37778sr21m8663b4fivnk17bnk7xkl";
     };
 
     postPatch = ''