diff --git a/docs/Manpage.md b/docs/Manpage.md
index eb7e7044cc..e9391c215f 100644
--- a/docs/Manpage.md
+++ b/docs/Manpage.md
@@ -1647,6 +1647,8 @@ to send a notification when the autoupdate process has finished successfully.
 
 * `--upgrade`:
   Automatically upgrade your installed formulae. If the Caskroom exists locally Casks will be upgraded as well. Must be passed with `start`.
+* `--greedy`:
+  Upgrade casks with --greedy. See brew(1).Must be passed with `start`.
 * `--cleanup`:
   Automatically clean brew's cache and logs. Must be passed with `start`.
 * `--enable-notification`:
diff --git a/manpages/brew.1 b/manpages/brew.1
index c8203e17a3..5e3e037b0f 100644
--- a/manpages/brew.1
+++ b/manpages/brew.1
@@ -2308,6 +2308,10 @@ This script will run \fBbrew update\fR in the background once every 24 hours (by
 Automatically upgrade your installed formulae\. If the Caskroom exists locally Casks will be upgraded as well\. Must be passed with \fBstart\fR\.
 .
 .TP
+\fB\-\-greedy\fR
+Upgrade casks with \-\-greedy\. See brew(1)\.Must be passed with \fBstart\fR\.
+.
+.TP
 \fB\-\-cleanup\fR
 Automatically clean brew\'s cache and logs\. Must be passed with \fBstart\fR\.
 .