diff --git a/config.json.example b/config.json.example
index 899950f5..0558e035 100644
--- a/config.json.example
+++ b/config.json.example
@@ -1,7 +1,7 @@
 {
   "backend": "db",
   "DB_URL": "mysql+pymysql://root:rootpw@localhost:13306/icatdb",
-  "ICAT_URL": "https://localhost.localdomain:8181",
+  "ICAT_URL": "https://localhost:8181",
   "icat_check_cert": false,
   "log_level": "WARN",
   "log_location": "/home/runner/work/datagateway-api/datagateway-api/logs.log",
diff --git a/test/test_config.py b/test/test_config.py
index b88d55af..25f0fae3 100644
--- a/test/test_config.py
+++ b/test/test_config.py
@@ -43,7 +43,7 @@ def test_invalid_db_url(self, invalid_config):
 class TestICATURL:
     def test_valid_icat_url(self, valid_config):
         icat_url = valid_config.get_icat_url()
-        assert icat_url == "https://localhost.localdomain:8181"
+        assert icat_url == "https://localhost:8181"
 
     def test_invalid_icat_url(self, invalid_config):
         with pytest.raises(SystemExit):