diff --git a/Doc/library/stat.rst b/Doc/library/stat.rst
index f47f4640451..02513df697e 100644
--- a/Doc/library/stat.rst
+++ b/Doc/library/stat.rst
@@ -182,10 +182,6 @@ The variables below define the flags used in the :data:`ST_MODE` field.
 
 Use of the functions above is more portable than use of the first set of flags:
 
-.. data:: S_IFMT
-
-   Bit mask for the file type bit fields.
-
 .. data:: S_IFSOCK
 
    Socket.