diff --git a/docs/advanced/cast/overview.rst b/docs/advanced/cast/overview.rst
index ab37b90..54c11a9 100644
--- a/docs/advanced/cast/overview.rst
+++ b/docs/advanced/cast/overview.rst
@@ -94,14 +94,26 @@
 +------------------------------------+---------------------------+-------------------------------+
 | ``char``                           | Character literal         | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
+| ``char16_t``                       | UTF-16 character literal  | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
+| ``char32_t``                       | UTF-32 character literal  | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
 | ``wchar_t``                        | Wide character literal    | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
 | ``const char *``                   | UTF-8 string literal      | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
+| ``const char16_t *``               | UTF-16 string literal     | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
+| ``const char32_t *``               | UTF-32 string literal     | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
 | ``const wchar_t *``                | Wide string literal       | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
 | ``std::string``                    | STL dynamic UTF-8 string  | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
+| ``std::u16string``                 | STL dynamic UTF-16 string | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
+| ``std::u32string``                 | STL dynamic UTF-32 string | :file:`pybind11/pybind11.h`   |
++------------------------------------+---------------------------+-------------------------------+
 | ``std::wstring``                   | STL dynamic wide string   | :file:`pybind11/pybind11.h`   |
 +------------------------------------+---------------------------+-------------------------------+
 | ``std::pair<T1, T2>``              | Pair of two custom types  | :file:`pybind11/pybind11.h`   |