diff --git a/src/newsreader/conf/base.py b/src/newsreader/conf/base.py
index 3914705..c90e9e3 100644
--- a/src/newsreader/conf/base.py
+++ b/src/newsreader/conf/base.py
@@ -78,9 +78,9 @@ WSGI_APPLICATION = "newsreader.wsgi.application"
 # https://docs.djangoproject.com/en/2.2/ref/settings/#databases
 DATABASES = {
     "default": {
-        "ENGINE": "django.db.backends.postgresql_psycopg2",
-        "HOST": os.environ.get("POSTGRES_HOST"),
-        "NAME": os.environ.get("POSTGRES_NAME"),
+        "ENGINE": "django.db.backends.postgresql",
+        "HOST": os.environ.get("POSTGRES_HOST", ""),
+        "NAME": os.environ.get("POSTGRES_NAME", "newsreader"),
         "USER": os.environ.get("POSTGRES_USER"),
         "PASSWORD": os.environ.get("POSTGRES_PASSWORD"),
     }
@@ -89,7 +89,9 @@ DATABASES = {
 # Password validation
 # https://docs.djangoproject.com/en/2.2/ref/settings/#auth-password-validators
 AUTH_PASSWORD_VALIDATORS = [
-    {"NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator"},
+    {
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator"
+    },
     {"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator"},
     {"NAME": "django.contrib.auth.password_validation.CommonPasswordValidator"},
     {"NAME": "django.contrib.auth.password_validation.NumericPasswordValidator"},