diff --git a/README.md b/README.md
index 29a8a34..11c59c3 100644
--- a/README.md
+++ b/README.md
@@ -89,6 +89,9 @@ the client does not support Kerberos. To use this, configure:
   There should be one `%s` symbol in this string, which will be replaced by the
   username.
 
+You may also choose to exclusively use LDAP without using any Kerberos or GSSAPI
+by setting the environment variable `KRBAUTH_DISABLE_GSSAPI=yes`.
+
 ### TLS Client Certificate
 
 It's also possible to use client certificates on machines that have them for
@@ -110,6 +113,16 @@ ssl_client_certificate /path/to/ca.crt;
 ssl_verify_client optional;
 ```
 
+### Rate limiting
+
+`nginx-krbauth` supports rate limiting. The rate limiting frequency can be
+configured by `KRBAUTH_LIMITER_FREQUENCY` environment variable. The default is
+`10 / 5 minute`, but you can adjust this as needed.
+
+The rate limiting state is stored in memory. You can use any
+[storage mechanism][limits-storage] supported by the `limits` PyPI package.
+Remember to install any dependencies!
+
 ## Example `nginx.conf`
 
 ```nginx
@@ -128,3 +141,5 @@ location /krbauth {
     include uwsgi_params;
 }
 ```
+
+[limits-storage]: https://limits.readthedocs.io/en/stable/storage.html#storage-scheme
diff --git a/nginx_krbauth.py b/nginx_krbauth.py
index 2b43517..fe2a851 100644
--- a/nginx_krbauth.py
+++ b/nginx_krbauth.py
@@ -24,7 +24,7 @@ app.url_map.add(Rule('/krbauth', endpoint='krbauth.auth'))
 app.url_map.add(Rule('/krbauth/check', endpoint='krbauth.check'))
 
 LIMITER_STORAGE = os.environ.get('KRBAUTH_LIMITER_STORAGE', 'memory://')
-LIMITER_FREQUENCY = os.environ.get('KRBAUTH_LIMITER_FREQUENCY', '3/minute')
+LIMITER_FREQUENCY = os.environ.get('KRBAUTH_LIMITER_FREQUENCY', '10 / 5 minute')
 limiter = Limiter(get_remote_address, app=app, storage_uri=LIMITER_STORAGE)
 
 timestamp = struct.Struct('!q')
diff --git a/setup.py b/setup.py
index 25d4638..b7de903 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ with open(os.path.join(os.path.dirname(__file__), 'README.md')) as f:
 
 setup(
     name='nginx_krbauth',
-    version='0.0.4',
+    version='0.0.5',
     py_modules=['nginx_krbauth'],
     install_requires=['flask', 'gssapi', 'python-ldap', 'flask-limiter'],