diff --git a/doc/source/parakeet.frontend.normalizer.rst b/doc/source/parakeet.frontend.normalizer.rst
new file mode 100644
index 0000000..2f09280
--- /dev/null
+++ b/doc/source/parakeet.frontend.normalizer.rst
@@ -0,0 +1,53 @@
+parakeet.frontend.normalizer package
+====================================
+
+Submodules
+----------
+
+parakeet.frontend.normalizer.abbrrviation module
+------------------------------------------------
+
+.. automodule:: parakeet.frontend.normalizer.abbrrviation
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
+parakeet.frontend.normalizer.acronyms module
+--------------------------------------------
+
+.. automodule:: parakeet.frontend.normalizer.acronyms
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
+parakeet.frontend.normalizer.normalizer module
+----------------------------------------------
+
+.. automodule:: parakeet.frontend.normalizer.normalizer
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
+parakeet.frontend.normalizer.numbers module
+-------------------------------------------
+
+.. automodule:: parakeet.frontend.normalizer.numbers
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
+parakeet.frontend.normalizer.width module
+-----------------------------------------
+
+.. automodule:: parakeet.frontend.normalizer.width
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
+Module contents
+---------------
+
+.. automodule:: parakeet.frontend.normalizer
+   :members:
+   :undoc-members:
+   :show-inheritance:
diff --git a/doc/source/parakeet.frontend.rst b/doc/source/parakeet.frontend.rst
index 74f5059..bfe2889 100644
--- a/doc/source/parakeet.frontend.rst
+++ b/doc/source/parakeet.frontend.rst
@@ -1,6 +1,14 @@
 parakeet.frontend package
 =========================
 
+Subpackages
+-----------
+
+.. toctree::
+   :maxdepth: 4
+
+   parakeet.frontend.normalizer
+
 Submodules
 ----------