diff --git a/app.py b/app.py
index 7e7062c..8c94ea8 100755
--- a/app.py
+++ b/app.py
@@ -5,6 +5,7 @@ import datetime
 import dateutil
 import functools
 import jinja2
+import os
 import pathlib
 import pyld
 import re
@@ -13,6 +14,11 @@ import requests
 from bottle import jinja2_template as template, request, response
 from string import Template
 
+# Check that we have an endpoint for querying
+FUSEKI_ENDPOINT = os.environ.get('FUSEKI_ENDPOINT')
+if not FUSEKI_ENDPOINT:
+    raise Exception('FUSEKI_ENDPOINT environment variable not set.')
+
 # This only exists for exporting the bottle app object for a WSGI server such as Gunicorn
 application = bottle.app()
 
@@ -26,7 +32,7 @@ def query(query_string, jsonld_frame=None):
     """
 
     http_request = requests.post(
-        'http://localhost:3030/dokk?default-graph-uri=urn:x-arq:UnionGraph',
+        FUSEKI_ENDPOINT,
         data = { 'format': 'json', 'query': query_string})
 
     results = http_request.json()
diff --git a/website.service b/website.service
index 0586f33..5c52480 100644
--- a/website.service
+++ b/website.service
@@ -11,6 +11,9 @@ Description=DOKK website app
 After=network.target
 
 [Service]
+# URI to Fuseki endpoint for querying
+Environment=FUSEKI_ENDPOINT=https://example.org:3030/dokk
+
 ExecStart=/home/fuseki/dokk.org/venv/bin/gunicorn --bind localhost:8080 app:application
 
 User=fuseki