diff --git a/docs/api/parse.rst b/docs/api/parse.rst
index 52c79300d..15a292151 100644
--- a/docs/api/parse.rst
+++ b/docs/api/parse.rst
@@ -28,6 +28,7 @@ Example
 Here's a basic example of how to use the `dependency_parsing` function:
 
 ::
+
     from pythainlp.parse import dependency_parsing
     
     # Input Thai sentence
diff --git a/docs/api/phayathaibert.rst b/docs/api/phayathaibert.rst
new file mode 100644
index 000000000..348ab5a24
--- /dev/null
+++ b/docs/api/phayathaibert.rst
@@ -0,0 +1,18 @@
+.. currentmodule:: pythainlp.phayathaibert
+
+pythainlp.phayathaibert
+=======================
+The `pythainlp.phayathaibert` module is built upon the phayathaibert base model.
+
+Modules
+-------
+
+.. autoclass:: ThaiTextProcessor
+   :members:
+.. autoclass:: ThaiTextAugmenter
+   :members:
+.. autoclass:: PartOfSpeechTagger
+   :members:
+.. autoclass:: NamedEntityTagger
+   :members:
+.. autofunction:: segment
\ No newline at end of file
diff --git a/pythainlp/morpheme/word_formation.py b/pythainlp/morpheme/word_formation.py
index ec9d4c38b..f17dbdad9 100644
--- a/pythainlp/morpheme/word_formation.py
+++ b/pythainlp/morpheme/word_formation.py
@@ -17,8 +17,8 @@ def nighit(w1: str, w2: str) -> str:
     :param str w2: A Thai word.
     :return: Thai word.
     :rtype: str
-    :Example:
-    ::
+    :Example:::
+
         from pythainlp.morpheme import nighit
 
         assert nighit("สํ","คีต")=="สังคีต"