diff --git a/job_runner.py b/job_runner.py
index 53bfcc7..4cef7c3 100644
--- a/job_runner.py
+++ b/job_runner.py
@@ -1,57 +1,56 @@
 # -*- coding: utf-8 -*-
 
 from os import path, remove
 import shutil
 import subprocess
 
 
 class GridEngineJobRunner:
     def __init__(self, directory):
         self.directory = directory
 
     def _grid_jobname(self, job):
         return 'wd-shex-infer-%d' % job.id
 
     def run(self, job):
         with open(path.join(self.directory, '%d.entities.sparql' % job.id), 'w', encoding='utf-8') as entities_sparql:
             shutil.copyfileobj(job.input_sparql, entities_sparql)
         job.input_sparql.seek(0)
         subprocess.call(
             ['jsub',
              '-N', self._grid_jobname(job),
              '-mem', '8g',
              '-p', '-512',
              '-cwd',
-             '-v', 'PATH',
+             'env', 'PATH=%s' % (path.expanduser('~/.local/bin') + ':' + path.defpath),
              'make', '%d.shex' % job.id],
-            cwd=self.directory,
-            env={'PATH': path.expanduser('~/.local/bin') + ':' + path.defpath})
+            cwd=self.directory)
 
     def get_output(self, job):
         returncode = subprocess.call(
             ['qstat',
              '-j', self._grid_jobname(job)])
         if returncode == 0:
             return None # job is still running
         else:
             try:
                 output_shex = open(path.join(self.directory, '%d.shex' % job.id), 'r', encoding='utf-8')
             except FileNotFoundError:
                 output_shex = None
             output_stdout = open(path.expanduser('~/wd-shex-infer-%d.out' % job.id), 'r', encoding='utf-8')
             output_stderr = open(path.expanduser('~/wd-shex-infer-%d.err' % job.id), 'r', encoding='utf-8')
             return output_shex, output_stdout, output_stderr
 
     def clean(self, job):
         cleanups = [(remove, path.join(self.directory, '%d.entities.sparql' % job.id)),
                     (remove, path.join(self.directory, '%d.nt' % job.id)),
                     (shutil.rmtree, path.join(self.directory, '%d-fuseki' % job.id)),
                     (shutil.rmtree, path.join(self.directory, '%d-results' % job.id)),
                     (remove, path.join(self.directory, '%d.shex' % job.id)),
                     (remove, path.expanduser('~/wd-shex-infer-%d.out' % job.id)),
                     (remove, path.expanduser('~/wd-shex-infer-%d.err' % job.id))]
         for function, argument in cleanups:
             try:
                 function(argument)
             except FileNotFoundError:
                 pass