diff --git a/tests/test_configurer.py b/tests/test_configurer.py
index a2ef1e2..ab5f0d2 100644
--- a/tests/test_configurer.py
+++ b/tests/test_configurer.py
@@ -195,7 +195,7 @@ def test_cull_service_default():
     c = apply_mock_config({})
 
     cull_cmd = [
-       sys.executable, '/srv/src/tljh/cull_idle_servers.py',
+       sys.executable, '-m', 'tljh.cull_idle_servers',
        '--timeout=600', '--cull-every=60', '--concurrency=5',
        '--max-age=0'
     ]
@@ -220,7 +220,7 @@ def test_set_cull_service():
         }
     })
     cull_cmd = [
-       sys.executable, '/srv/src/tljh/cull_idle_servers.py',
+       sys.executable, '-m', 'tljh.cull_idle_servers',
        '--timeout=600', '--cull-every=10', '--concurrency=5',
        '--max-age=60', '--cull-users'
     ]
diff --git a/tljh/configurer.py b/tljh/configurer.py
index 2e549db..9da4e0a 100644
--- a/tljh/configurer.py
+++ b/tljh/configurer.py
@@ -208,7 +208,7 @@ def set_cull_idle_service(config):
     Set Idle Culler service
     """
     cull_cmd = [
-       sys.executable, '/srv/src/tljh/cull_idle_servers.py'
+       sys.executable, '-m', 'tljh.cull_idle_servers'
     ]
     cull_config = config['services']['cull']
     print()