diff --git a/requirements-test.txt b/requirements-test.txt
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -12,5 +12,6 @@
 swh-scheduler[testing] >= 0.5.0
 swh.storage >= 0.1.1
 types-docutils
+types-psycopg2
 types-pyyaml
 types-requests
diff --git a/swh/web/settings/production.py b/swh/web/settings/production.py
--- a/swh/web/settings/production.py
+++ b/swh/web/settings/production.py
@@ -32,6 +32,19 @@
 REST_FRAMEWORK["NUM_PROXIES"] = 2
 
 db_conf = swh_web_config["production_db"]
+if db_conf.get("name", "").startswith("postgresql://"):
+    # poor man's support for dsn connection string...
+    import psycopg2
+
+    with psycopg2.connect(db_conf.get("name")) as cnx:
+        dsn_dict = cnx.get_dsn_parameters()
+
+    db_conf["name"] = dsn_dict.get("dbname")
+    db_conf["host"] = dsn_dict.get("host")
+    db_conf["port"] = dsn_dict.get("port")
+    db_conf["user"] = dsn_dict.get("user")
+    db_conf["password"] = dsn_dict.get("password")
+
 
 # https://docs.djangoproject.com/en/1.10/ref/settings/#databases
 DATABASES = {