diff --git a/constance/backends/database/__init__.py b/constance/backends/database/__init__.py
index 85c9ee4..7f96e2c 100644
--- a/constance/backends/database/__init__.py
+++ b/constance/backends/database/__init__.py
@@ -23,6 +23,7 @@ class DatabaseBackend(Backend):
     def __init__(self):
         from constance.backends.database.models import Constance
         self._model = Constance
+        self._prefix = settings.DATABASE_PREFIX
         if not self._model._meta.installed:
             raise ImproperlyConfigured(
                 "The constance.backends.database app isn't installed "
diff --git a/constance/settings.py b/constance/settings.py
index 0db6301..75ce98a 100644
--- a/constance/settings.py
+++ b/constance/settings.py
@@ -5,8 +5,8 @@ settings = import_module_attr(
     os.getenv('CONSTANCE_SETTINGS_MODULE', 'django.conf.settings')
 )
 
-PREFIX = getattr(settings, 'CONSTANCE_REDIS_PREFIX',
-         getattr(settings, 'CONSTANCE_PREFIX', 'constance:'))
+REDIS_PREFIX = getattr(settings, 'CONSTANCE_REDIS_PREFIX',
+               getattr(settings, 'CONSTANCE_PREFIX', 'constance:'))
 
 BACKEND = getattr(settings, 'CONSTANCE_BACKEND', 'constance.backends.redisd.RedisBackend')