anchor.diff:      };
     });
   
  -  jinja2 = buildPythonPackage {
  -    name = "jinja2-2.6";
  -
  -    src = fetchurl {
  -      url = "http://pypi.python.org/packages/source/J/Jinja2/Jinja2-2.6.tar.gz";
  -      md5 = "1c49a8825c993bfdcf55bb36897d28a2";
  -    };
  +  jinja2 = buildPythonPackage rec {
  +    name = "Jinja2-2.7";
  +
  +    src = fetchurl {
  +      url = "http://pypi.python.org/packages/source/J/Jinja2/${name}.tar.gz";
  +      sha256 = "0kgsd7h27jl2jpqa1ks88h93z50bsg0yr7qkicqpxbl9s4c1aks7";
  +    };
  +
  +    propagatedBuildInputs = [ pythonPackages.markupsafe ];
   
       meta = {
         homepage = http://jinja.pocoo.org/;
  
positive.code:   };
  
  
    MarkupSafe = buildPythonPackage rec {
      name = "MarkupSafe-0.15";
  
      src = fetchurl {
        url = "http://pypi.python.org/packages/source/M/MarkupSafe/${name}.tar.gz";
  
negative.code:       md5 = "32749ffadfc40fea51075a7def32588b";
      };
  
      buildInputs = [ routes markupsafe webob nose ];
  
      # TODO: failing tests https://bitbucket.org/bbangert/webhelpers/pull-request/1/fix-error-on-webob-123/diff
      doCheck = false;
  