1diff --git a/django_prometheus/tests/end2end/testapp/settings.py b/django_prometheus/tests/end2end/testapp/settings.py
2index 0630721..bd2190a 100644
3--- a/django_prometheus/tests/end2end/testapp/settings.py
4+++ b/django_prometheus/tests/end2end/testapp/settings.py
5@@ -53,33 +53,6 @@ DATABASES = {
6 "ENGINE": "django_prometheus.db.backends.sqlite3",
7 "NAME": "db.sqlite3",
8 },
9- # Comment this to not test django_prometheus.db.backends.postgres.
10- "postgresql": {
11- "ENGINE": "django_prometheus.db.backends.postgresql",
12- "NAME": "postgres",
13- "USER": "postgres",
14- "PASSWORD": "",
15- "HOST": "localhost",
16- "PORT": "5432",
17- },
18- # Comment this to not test django_prometheus.db.backends.postgis.
19- "postgis": {
20- "ENGINE": "django_prometheus.db.backends.postgis",
21- "NAME": "postgis",
22- "USER": "postgres",
23- "PASSWORD": "",
24- "HOST": "localhost",
25- "PORT": "5432",
26- },
27- # Comment this to not test django_prometheus.db.backends.mysql.
28- "mysql": {
29- "ENGINE": "django_prometheus.db.backends.mysql",
30- "NAME": "django_prometheus_1",
31- "USER": "travis",
32- "PASSWORD": "",
33- "HOST": "localhost",
34- "PORT": "3306",
35- },
36 # The following databases are used by test_db.py only
37 "test_db_1": {
38 "ENGINE": "django_prometheus.db.backends.sqlite3",