diff --git a/manage.py b/manage.py
index b4ba9771..31881f3b 100755
--- a/manage.py
+++ b/manage.py
@@ -3,7 +3,7 @@ import os
 import sys
 
 if __name__ == "__main__":
-    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "qduoj.settings")
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "oj.settings")
 
     from django.core.management import execute_from_command_line
 
diff --git a/qduoj/__init__.py b/oj/__init__.py
similarity index 100%
rename from qduoj/__init__.py
rename to oj/__init__.py
diff --git a/qduoj/local_settings.py b/oj/local_settings.py
similarity index 100%
rename from qduoj/local_settings.py
rename to oj/local_settings.py
diff --git a/qduoj/server_settings.py b/oj/server_settings.py
similarity index 100%
rename from qduoj/server_settings.py
rename to oj/server_settings.py
diff --git a/qduoj/settings.py b/oj/settings.py
similarity index 97%
rename from qduoj/settings.py
rename to oj/settings.py
index 52eaac62..3fa0e0bf 100644
--- a/qduoj/settings.py
+++ b/oj/settings.py
@@ -1,6 +1,6 @@
 # coding=utf-8
 """
-Django settings for qduoj project.
+Django settings for oj project.
 
 Generated by 'django-admin startproject' using Django 1.8.
 
@@ -63,7 +63,7 @@ MIDDLEWARE_CLASSES = (
     'django.middleware.security.SecurityMiddleware',
 )
 
-ROOT_URLCONF = 'qduoj.urls'
+ROOT_URLCONF = 'oj.urls'
 
 TEMPLATES = [
     {
@@ -81,7 +81,7 @@ TEMPLATES = [
     },
 ]
 
-WSGI_APPLICATION = 'qduoj.wsgi.application'
+WSGI_APPLICATION = 'oj.wsgi.application'
 
 
 # Internationalization
diff --git a/qduoj/urls.py b/oj/urls.py
similarity index 85%
rename from qduoj/urls.py
rename to oj/urls.py
index 59baceb7..a9438fa3 100644
--- a/qduoj/urls.py
+++ b/oj/urls.py
@@ -6,10 +6,6 @@ from django.views.generic import TemplateView
 from account.views import UserLoginAPIView
 
 urlpatterns = [
-    # Examples:
-    # url(r'^$', 'qduoj.views.home', name='home'),
-    # url(r'^blog/', include('blog.urls')),
-
     url(r'^docs/', include('rest_framework_swagger.urls')),
 
     url(r'^admin/', include(admin.site.urls)),
diff --git a/qduoj/wsgi.py b/oj/wsgi.py
similarity index 82%
rename from qduoj/wsgi.py
rename to oj/wsgi.py
index 5fe94cc1..c0851911 100644
--- a/qduoj/wsgi.py
+++ b/oj/wsgi.py
@@ -11,6 +11,6 @@ import os
 
 from django.core.wsgi import get_wsgi_application
 
-os.environ.setdefault("DJANGO_SETTINGS_MODULE", "qduoj.settings")
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "oj.settings")
 
 application = get_wsgi_application()