diff --git a/.gitignore b/.gitignore
index add4942..1b798ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -123,4 +123,9 @@ dmypy.json
 # End of https://www.gitignore.io/api/django
 
 # vs code files
-.vscode
\ No newline at end of file
+.vscode
+bin
+libs
+pyvenv.cfg
+
+.idea
\ No newline at end of file
diff --git a/get_a_doc/settings/__init__.py b/get_a_doc/settings/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/get_a_doc/settings.py b/get_a_doc/settings/base.py
similarity index 92%
rename from get_a_doc/settings.py
rename to get_a_doc/settings/base.py
index f1d1a38..97d0158 100644
--- a/get_a_doc/settings.py
+++ b/get_a_doc/settings/base.py
@@ -23,9 +23,7 @@
 SECRET_KEY = '0&+ddh#txdwpps86wp57f9=_pynv#lug5no3!z2)qmd%v7%va)'
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = True
-
-ALLOWED_HOSTS = []
+DEBUG = False
 
 
 # Application definition
@@ -75,17 +73,6 @@
 WSGI_APPLICATION = 'get_a_doc.wsgi.application'
 
 
-# Database
-# https://docs.djangoproject.com/en/3.0/ref/settings/#databases
-
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
-    }
-}
-
-
 # Password validation
 # https://docs.djangoproject.com/en/3.0/ref/settings/#auth-password-validators
 
diff --git a/get_a_doc/settings/dev.py b/get_a_doc/settings/dev.py
new file mode 100644
index 0000000..5405902
--- /dev/null
+++ b/get_a_doc/settings/dev.py
@@ -0,0 +1,12 @@
+from .base import * # noqa
+
+DEBUG = True
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), # noqa
+    }
+}
+
+ALLOWED_HOST = ['*']
diff --git a/get_a_doc/settings/prod.py b/get_a_doc/settings/prod.py
new file mode 100644
index 0000000..847eb3d
--- /dev/null
+++ b/get_a_doc/settings/prod.py
@@ -0,0 +1,17 @@
+from .base import * # noqa
+
+# Database
+# https://docs.djangoproject.com/en/3.0/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresq',
+        'NAME': '',
+        'PORT': 5432,
+        'HOST': '127.0.0.1',
+        'PASSWORD': '',
+        'USER': '',
+    }
+}
+
+ALLOWED_HOST = ['your_domains']
diff --git a/get_a_doc/settings/test.py b/get_a_doc/settings/test.py
new file mode 100644
index 0000000..894333e
--- /dev/null
+++ b/get_a_doc/settings/test.py
@@ -0,0 +1 @@
+from .dev import * # noqa
diff --git a/manage.py b/manage.py
index 272d202..fe689bd 100644
--- a/manage.py
+++ b/manage.py
@@ -5,7 +5,9 @@
 
 
 def main():
-    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'get_a_doc.settings')
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 
+                          os.environ.get('DJANGO_SETTINGS_MODULE',
+                                         'get_a_doc.settings.dev'))
     try:
         from django.core.management import execute_from_command_line
     except ImportError as exc: