diff --git a/Doc/library/codecs.rst b/Doc/library/codecs.rst
index e86999e..867fbae 100644
--- a/Doc/library/codecs.rst
+++ b/Doc/library/codecs.rst
@@ -1045,6 +1045,12 @@
 | shift_jisx0213  | shiftjisx0213, sjisx0213,      | Japanese                       |
 |                 | s_jisx0213                     |                                |
 +-----------------+--------------------------------+--------------------------------+
+| utf_32          | U32, utf32                     | all languages                  |
++-----------------+--------------------------------+--------------------------------+
+| utf_32_be       | UTF-32BE                       | all languages                  |
++-----------------+--------------------------------+--------------------------------+
+| utf_32_le       | UTF-32LE                       | all languages                  |
++-----------------+--------------------------------+--------------------------------+
 | utf_16          | U16, utf16                     | all languages                  |
 +-----------------+--------------------------------+--------------------------------+
 | utf_16_be       | UTF-16BE                       | all languages (BMP only)       |