diff --git a/README.md b/README.md
index 5ebbdd2..8b3a908 100644
--- a/README.md
+++ b/README.md
@@ -109,18 +109,22 @@ python3 ./tests/pulsar_test.py 'PulsarTest.test_tls_auth'
 
 ## Generate API docs
 
-Pulsar Python Client uses [pydoctor](https://github.com/twisted/pydoctor) to generate API docs. To generate by yourself, run the following command in the root path of this repository:
+Pulsar Python Client uses [pydoctor](https://github.com/twisted/pydoctor) to generate API docs. To generate by yourself, you need to install the Python library first. Then run the following command in the root path of this repository:
 
 ```bash
 sudo python3 -m pip install pydoctor
+cp $(python3 -c 'import _pulsar, os; print(_pulsar.__file__)') ./_pulsar.so
 pydoctor --make-html \
-  --html-viewsource-base=https://github.com/apache/pulsar-client-python/tree/<release-version-tag> \
   --docformat=numpy --theme=readthedocs \
   --intersphinx=https://docs.python.org/3/objects.inv \
   --html-output=<path-to-apidocs> \
+  --introspect-c-modules \
+  ./_pulsar.so \
   pulsar
 ```
 
+Then the index page will be generated in `<path-to-apidocs>/index.html`.
+
 ## Contribute
 
 We welcome contributions from the open source community!
diff --git a/RELEASE.md b/RELEASE.md
index a056edb..f323414 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -225,12 +225,15 @@ git checkout vX.Y.0
 # It's better to replace this URL with the URL of your own fork
 git clone git@github.com:apache/pulsar-site.git
 sudo python3 -m pip install pydoctor
+cp $(python3 -c 'import _pulsar, os; print(_pulsar.__file__)') ./_pulsar.so
 pydoctor --make-html \
   --html-viewsource-base=https://github.com/apache/pulsar-client-python/tree/vX.Y.0 \
   --docformat=numpy --theme=readthedocs \
   --intersphinx=https://docs.python.org/3/objects.inv \
   --html-output=./pulsar-site/site2/website-next/static/api/python/X.Y.x \
-  pulsar-client-python/pulsar
+  --introspect-c-modules \
+  ./_pulsar.so \
+  pulsar
 cd pulsar-site
 git checkout -b py-docs-X.Y
 git add .
diff --git a/pulsar/__init__.py b/pulsar/__init__.py
index 843274b..dbf3d82 100644
--- a/pulsar/__init__.py
+++ b/pulsar/__init__.py
@@ -575,8 +575,8 @@ def create_producer(self, topic,
 
             Supported modes:
 
-            * `PartitionsRoutingMode.RoundRobinDistribution`
-            * `PartitionsRoutingMode.UseSinglePartition`.
+            * ``PartitionsRoutingMode.RoundRobinDistribution``
+            * ``PartitionsRoutingMode.UseSinglePartition``
         lazy_start_partitioned_producers: bool, default=False
             This config affects producers of partitioned topics only. It controls whether producers register
             and connect immediately to the owner broker of each partition or start lazily on demand. The internal
@@ -751,7 +751,7 @@ def my_listener(consumer, message):
             Periods of seconds for consumer to auto discover match topics.
         initial_position: InitialPosition, default=InitialPosition.Latest
           Set the initial position of a consumer when subscribing to the topic.
-          It could be either: `InitialPosition.Earliest` or `InitialPosition.Latest`.
+          It could be either: ``InitialPosition.Earliest`` or ``InitialPosition.Latest``.
         crypto_key_reader: CryptoKeyReader, optional
             Symmetric encryption class implementation, configuring public key encryption messages for the producer
             and private key decryption messages for the consumer
@@ -1304,14 +1304,13 @@ def acknowledge(self, message):
 
         Parameters
         ----------
-
-        message:
+        message : Message, _pulsar.Message, _pulsar.MessageId
             The received message or message id.
 
         Raises
         ------
         OperationNotSupported
-             if `message` is not allowed to acknowledge
+             if ``message`` is not allowed to acknowledge
         """
         if isinstance(message, Message):
             self._consumer.acknowledge(message._message)