diff --git a/{{cookiecutter.project_slug}}/config/settings/base.py b/{{cookiecutter.project_slug}}/config/settings/base.py
index 3bf3a73ccb..9ab67bde25 100644
--- a/{{cookiecutter.project_slug}}/config/settings/base.py
+++ b/{{cookiecutter.project_slug}}/config/settings/base.py
@@ -44,16 +44,28 @@
 # DATABASES
 # ------------------------------------------------------------------------------
 # https://docs.djangoproject.com/en/dev/ref/settings/#databases
-{% if cookiecutter.use_docker == "y" -%}
-DATABASES = {"default": env.db("DATABASE_URL")}
-{%- else %}
-DATABASES = {
-    "default": env.db(
-        "DATABASE_URL",
-        default="postgres://{% if cookiecutter.windows == 'y' %}localhost{% endif %}/{{cookiecutter.project_slug}}",
-    ),
-}
-{%- endif %}
+try:
+    {%- if cookiecutter.use_docker == "y" %}
+    DATABASES = {"default": env.db("DATABASE_URL")}
+    {%- else %}
+    DATABASES = {
+        "default": env.db(
+            "DATABASE_URL",
+            default="postgres://{% if cookiecutter.windows == 'y' %}localhost{% endif %}/{{cookiecutter.project_slug}}",
+        ),
+    }
+    {%- endif %}
+except environ.ImproperlyConfigured:
+    DATABASES = {
+        "default": {
+            "ENGINE": "django.db.backends.postgresql",
+            "NAME": env.str("POSTGRES_DB"),
+            "USER": env.str("POSTGRES_USER"),
+            "PASSWORD": env.str("POSTGRES_PASSWORD"),
+            "HOST": env.str("POSTGRES_HOST"),
+            "PORT": env.str("POSTGRES_PORT"),
+        }
+    }
 DATABASES["default"]["ATOMIC_REQUESTS"] = True
 # https://docs.djangoproject.com/en/stable/ref/settings/#std:setting-DEFAULT_AUTO_FIELD
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
@@ -285,7 +297,11 @@
     # https://docs.celeryq.dev/en/stable/userguide/configuration.html#std:setting-timezone
     CELERY_TIMEZONE = TIME_ZONE
 # https://docs.celeryq.dev/en/stable/userguide/configuration.html#std:setting-broker_url
-CELERY_BROKER_URL = env("CELERY_BROKER_URL")
+try:
+    CELERY_BROKER_URL = env("CELERY_BROKER_URL")
+except environ.ImproperlyConfigured:
+    CELERY_BROKER_URL = env("REDIS_URL")
+
 # https://docs.celeryq.dev/en/stable/userguide/configuration.html#std:setting-result_backend
 CELERY_RESULT_BACKEND = CELERY_BROKER_URL
 # https://docs.celeryq.dev/en/stable/userguide/configuration.html#result-extended