diff --git a/Doc/c-api/arg.rst b/Doc/c-api/arg.rst
index 7ebd283..b5e51f6 100644
--- a/Doc/c-api/arg.rst
+++ b/Doc/c-api/arg.rst
@@ -65,7 +65,7 @@
    .. note::
       This format does not accept bytes-like objects.  If you want to accept
       filesystem paths and convert them to C character strings, it is
-      preferrable to use the ``O&`` format with :cfunc:`PyUnicode_FSConverter`
+      preferable to use the ``O&`` format with :cfunc:`PyUnicode_FSConverter`
       as *converter*.
 
 ``s*`` (:class:`str`, :class:`bytes`, :class:`bytearray` or buffer compatible object) [Py_buffer]
diff --git a/Doc/c-api/unicode.rst b/Doc/c-api/unicode.rst
index 014571e..14d1c27 100644
--- a/Doc/c-api/unicode.rst
+++ b/Doc/c-api/unicode.rst
@@ -358,7 +358,7 @@
 :cdata:`Py_FileSystemEncoding` should be used as the encoding, and
 ``"surrogateescape"`` should be used as the error handler (:pep:`383`). To
 encode file names during argument parsing, the ``"O&"`` converter should be
-used, passsing :func:`PyUnicode_FSConverter` as the conversion function:
+used, passing :cfunc:`PyUnicode_FSConverter` as the conversion function:
 
 .. cfunction:: int PyUnicode_FSConverter(PyObject* obj, void* result)