diff --git src/wp-includes/link-template.php src/wp-includes/link-template.php
index ebb1ca6..93ba372 100644
--- src/wp-includes/link-template.php
+++ src/wp-includes/link-template.php
@@ -3675,7 +3675,7 @@
  *     @type string $default        URL for the default image or a default type. Accepts '404' (return
  *                                  a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster),
  *                                  'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm',
- *                                  or 'mysterman' (The Oyster Man), 'blank' (transparent GIF), or
+ *                                  or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or
  *                                  'gravatar_default' (the Gravatar logo). Default is the value of the
  *                                  'avatar_default' option, with a fallback of 'mystery'.
  *     @type bool   $force_default  Whether to always show the default image, never the Gravatar. Default false.
@@ -3709,7 +3709,7 @@
  *     @type string $default        URL for the default image or a default type. Accepts '404' (return
  *                                  a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster),
  *                                  'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm',
- *                                  or 'mysterman' (The Oyster Man), 'blank' (transparent GIF), or
+ *                                  or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or
  *                                  'gravatar_default' (the Gravatar logo). Default is the value of the
  *                                  'avatar_default' option, with a fallback of 'mystery'.
  *     @type bool   $force_default  Whether to always show the default image, never the Gravatar. Default false.
diff --git src/wp-includes/pluggable.php src/wp-includes/pluggable.php
index bde6209..13f1f87 100644
--- src/wp-includes/pluggable.php
+++ src/wp-includes/pluggable.php
@@ -2252,7 +2252,7 @@
  * @param string $default    Optional. URL for the default image or a default type. Accepts '404'
  *                           (return a 404 instead of a default image), 'retro' (8bit), 'monsterid'
  *                           (monster), 'wavatar' (cartoon face), 'indenticon' (the "quilt"),
- *                           'mystery', 'mm', or 'mysterman' (The Oyster Man), 'blank' (transparent GIF),
+ *                           'mystery', 'mm', or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF),
  *                           or 'gravatar_default' (the Gravatar logo). Default is the value of the
  *                           'avatar_default' option, with a fallback of 'mystery'.
  * @param string $alt        Optional. Alternative text to use in <img> tag. Default empty.