diff --git a/README.rst b/README.rst
index 1d8a57ab..d647803d 100644
--- a/README.rst
+++ b/README.rst
@@ -61,8 +61,9 @@ Of particular use is the "How to write plugins" section.
 
 You can build the documentation yourself with::
 
-    $ pip install sphinx
-    $ cd docs/
+    $ pip install -r requirements.docs.txt
+    $ cd doc/
+    $ ./regen_apidoc.sh
     $ make html
 
 Testing
diff --git a/doc/api/csbot.plugins.rst b/doc/api/csbot.plugins.rst
index 83f81df8..fa7783ba 100644
--- a/doc/api/csbot.plugins.rst
+++ b/doc/api/csbot.plugins.rst
@@ -5,6 +5,7 @@ Submodules
 ----------
 
 .. toctree::
+   :maxdepth: 4
 
    csbot.plugins.auth
    csbot.plugins.calc
diff --git a/doc/api/csbot.rst b/doc/api/csbot.rst
index 3dde80fb..61a7b2b1 100644
--- a/doc/api/csbot.rst
+++ b/doc/api/csbot.rst
@@ -5,6 +5,7 @@ Subpackages
 -----------
 
 .. toctree::
+   :maxdepth: 4
 
    csbot.plugins
 
@@ -12,6 +13,7 @@ Submodules
 ----------
 
 .. toctree::
+   :maxdepth: 4
 
    csbot.cli
    csbot.config
diff --git a/src/csbot/plugins/github.py b/src/csbot/plugins/github.py
index 56b8a71c..9fb1393a 100644
--- a/src/csbot/plugins/github.py
+++ b/src/csbot/plugins/github.py
@@ -103,7 +103,7 @@
 
 Module contents
 ===============
-"""
+"""  # noqa: E501
 import hmac
 import datetime
 import json
diff --git a/src/csbot/plugins/webhook.py b/src/csbot/plugins/webhook.py
index fa76d358..55c1766b 100644
--- a/src/csbot/plugins/webhook.py
+++ b/src/csbot/plugins/webhook.py
@@ -16,7 +16,7 @@ async def webhook(self, e):
 Configuration
 =============
 
-The following configuration options are supported in the ``[webserver]`` config section:
+The following configuration options are supported in the ``[webhook]`` config section:
 
 ==================  ===========
 Setting             Description