diff --git a/Doc/library/os.rst b/Doc/library/os.rst
index fbfeeb2d7e1f18..83377916691069 100644
--- a/Doc/library/os.rst
+++ b/Doc/library/os.rst
@@ -3208,7 +3208,8 @@ features:
    filenames)``.
 
    *dirpath* is a string, the path to the directory.  *dirnames* is a list of the
-   names of the subdirectories in *dirpath* (excluding ``'.'`` and ``'..'``).
+   names of the subdirectories in *dirpath* (including symlinks to directories,
+   and excluding ``'.'`` and ``'..'``).
    *filenames* is a list of the names of the non-directory files in *dirpath*.
    Note that the names in the lists contain no path components.  To get a full path
    (which begins with *top*) to a file or directory in *dirpath*, do
diff --git a/Lib/os.py b/Lib/os.py
index 648188e0f13490..fd1e774fdcbcfa 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -288,7 +288,8 @@ def walk(top, topdown=True, onerror=None, followlinks=False):
         dirpath, dirnames, filenames
 
     dirpath is a string, the path to the directory.  dirnames is a list of
-    the names of the subdirectories in dirpath (excluding '.' and '..').
+    the names of the subdirectories in dirpath (including symlinks to directories,
+    and excluding '.' and '..').
     filenames is a list of the names of the non-directory files in dirpath.
     Note that the names in the lists are just names, with no path components.
     To get a full path (which begins with top) to a file or directory in