diff --git a/docs/source/api_cpp.rst b/docs/source/api_cpp.rst
index 14aab3c..27d3ba4 100644
--- a/docs/source/api_cpp.rst
+++ b/docs/source/api_cpp.rst
@@ -13,6 +13,12 @@ Simple IK
 .. autodoxygenindex::
     :project: roboplan_simple_ik
 
+Optimal IK (OInK)
+----
+
+.. autodoxygenindex::
+    :project: roboplan_oink
+
 RRT
 ---
 
diff --git a/docs/source/api_py.rst b/docs/source/api_py.rst
index b6c5802..3ff5f95 100644
--- a/docs/source/api_py.rst
+++ b/docs/source/api_py.rst
@@ -1,13 +1,13 @@
 API Reference (Python)
 ======================
 
-The Python API consists mostly of bindings autogenerated using `nanobind`.
+The Python API consists mostly of bindings autogenerated using ``nanobind``.
 
 As such, the Python API docs below may not contain as many comments as the C++ API docs.
 Refer to the C++ API Reference page for more complete information.
 
 .. toctree::
-    ::maxdepth: 2
+    :maxdepth: 2
     :glob:
 
     autoapi/roboplan/roboplan_ext/*
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 62f1663..dd82ceb 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -79,6 +79,7 @@
     "roboplan_simple_ik",
     "roboplan_toppra",
     "roboplan_example_models",
+    "roboplan_oink",
 ]:
     # Generate Doxygen XML and add it to the breathe projects.
     subprocess.call(f"cd ../../{package}/docs; rm -rf html/ xml/; doxygen", shell=True)