diff --git a/CHANGES.md b/CHANGES.md
index 2c00fa6..603fa1f 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,10 @@
 Changelog
 =========
+1.0.1 (Oct 10st 2019)
+------------------
+- Change lib dir to ridi_django_oauth2_lib for preventing dir conflict
+- Update README.md
+
 1.0.0 (Oct 10st 2019)
 ------------------
 - Change main logic to get public key from OAuth2 server
diff --git a/README.md b/README.md
index 29c1d16..e30faaf 100644
--- a/README.md
+++ b/README.md
@@ -28,18 +28,7 @@ AUTH_USER_MODEL = 'ridi_django_oauth2.RidiUser'
 
 
 # RIDI Setting
-RIDI_OAUTH2_JWT_SECRETS = [
-    {
-        'kid': '0',
-        'secret': 'this-is-hs256-key',
-        'alg': 'HS256',
-    },
-    {
-        'kid': '1',
-        'secret': 'this-is-rs256-public-key',
-        'alg': 'RS256',
-    },
-]
+RIDI_OAUTH2_KEY_URL = 'https://{auth_server_host}/oauth2/keys/public'
 RIDI_OAUTH2_CLIENT_ID = 'this-is-client-id'
 RIDI_OAUTH2_CLIENT_SECRET = 'this-is-client-secret'
 
diff --git a/lib/decorators/memorize.py b/lib/decorators/memorize.py
deleted file mode 100644
index 1e3d2ca..0000000
--- a/lib/decorators/memorize.py
+++ /dev/null
@@ -1,28 +0,0 @@
-import time
-from typing import Callable
-
-DEFAULT_MEMORIZE_TIMEOUT = 60
-
-
-def memorize(timeout: int = DEFAULT_MEMORIZE_TIMEOUT):
-    def _wrapper(func: Callable):
-        _cache = {}
-        _timeouts = {}
-
-        def _decorator(*args, clear: bool = False, **kwargs):
-            if clear:
-                return func(*args, **kwargs)
-
-            key = func.__name__ + str(args) + str(kwargs)
-            if key not in _cache:
-                _timeouts[key] = time.time()
-                _cache[key] = func(*args, **kwargs)
-
-            delta = time.time() - _timeouts[key]
-            if delta > timeout:
-                _timeouts[key] = time.time()
-                _cache[key] = func(*args, **kwargs)
-
-            return _cache[key]
-        return _decorator
-    return _wrapper
diff --git a/lib/decorators/retry.py b/ridi_django_oauth2_lib/decorators/retry.py
similarity index 100%
rename from lib/decorators/retry.py
rename to ridi_django_oauth2_lib/decorators/retry.py
diff --git a/lib/utils/bytes.py b/ridi_django_oauth2_lib/utils/bytes.py
similarity index 100%
rename from lib/utils/bytes.py
rename to ridi_django_oauth2_lib/utils/bytes.py
diff --git a/ridi_oauth2/introspector/dtos.py b/ridi_oauth2/introspector/dtos.py
index d5a67f4..ad44c88 100644
--- a/ridi_oauth2/introspector/dtos.py
+++ b/ridi_oauth2/introspector/dtos.py
@@ -4,7 +4,7 @@
 
 from Crypto.PublicKey import RSA
 
-from lib.utils.bytes import bytes_to_int
+from ridi_django_oauth2_lib.utils.bytes import bytes_to_int
 from ridi_oauth2.introspector.constants import JWK_EXPIRES_MIN
 
 
diff --git a/ridi_oauth2/introspector/key_handler.py b/ridi_oauth2/introspector/key_handler.py
index 2dcfd0e..f0a3889 100644
--- a/ridi_oauth2/introspector/key_handler.py
+++ b/ridi_oauth2/introspector/key_handler.py
@@ -3,7 +3,7 @@
 import requests
 from requests import RequestException, Response
 
-from lib.decorators.retry import RetryFailException, retry
+from ridi_django_oauth2_lib.decorators.retry import RetryFailException, retry
 from ridi_django_oauth2.config import RidiOAuth2Config
 from ridi_oauth2.introspector.constants import JWKKeyType, JWKUse
 from ridi_oauth2.introspector.dtos import JWKDto
diff --git a/setup.py b/setup.py
index 09577f1..b9c768a 100644
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 from setuptools import find_packages, setup
 
-version = '1.0.0'
+version = '1.0.1'
 
 # When the project is installed by pip, this is the specification that is used to install its dependencies.
 install_requires = [