diff --git a/pkgs/games/mnemosyne/default.nix b/pkgs/games/mnemosyne/default.nix
index e01999b2ecc..8624e168f92 100644
--- a/pkgs/games/mnemosyne/default.nix
+++ b/pkgs/games/mnemosyne/default.nix
@@ -2,9 +2,7 @@
 , fetchurl
 , buildPythonPackage
 , pyqt4
-, matplotlib
-, cherrypy
-, sqlite3
+, pythonPackages
 }:
 let
   version = "2.3.2";
@@ -14,17 +12,17 @@ in buildPythonPackage rec {
     url    = "http://sourceforge.net/projects/mnemosyne-proj/files/mnemosyne/${name}/Mnemosyne-${version}.tar.gz";
     sha256 = "0jkrw45i4v24p6xyq94z7rz5948h7f5dspgs5mcdaslnlp2accfp";
   };
-  pythonPath = [
+  propagatedBuildInputs = with pythonPackages; [
     pyqt4
     matplotlib
     cherrypy
     sqlite3
+    webob
   ];
   preConfigure = ''
     substituteInPlace setup.py --replace /usr $out
     find . -type f -exec grep -H sys.exec_prefix {} ';' | cut -d: -f1 | xargs sed -i s,sys.exec_prefix,\"$out\",
   '';
-  installCommand = "python setup.py install --prefix=$out";
   meta = {
     homepage = http://mnemosyne-proj.org/;
     description = "Spaced-repetition software";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e759dba84ee..ac1e29d13f6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14152,9 +14152,7 @@ let
     libpng = libpng12;
   };
 
-  mnemosyne = callPackage ../games/mnemosyne {
-    inherit (pythonPackages) matplotlib cherrypy sqlite3;
-  };
+  mnemosyne = callPackage ../games/mnemosyne { };
 
   mudlet = qt5Libs.callPackage ../games/mudlet {
     inherit (lua51Packages) luafilesystem lrexlib luazip luasqlite3;