diff --git a/docs/Manpage.md b/docs/Manpage.md
index 0b998725d6..3fa05c6f15 100644
--- a/docs/Manpage.md
+++ b/docs/Manpage.md
@@ -1044,27 +1044,31 @@ provided, check all kegs. Raises an error if run on uninstalled formulae.
 * `--cached`:
   Print the cached linkage values stored in `HOMEBREW_CACHE`, set by a previous `brew linkage` run.
 
-### `livecheck` [*`formulae`*]
+### `livecheck` [*`formulae`*|*`casks`*]
 
-Check for newer versions of formulae from upstream.
+Check for newer versions of formulae and/or casks from upstream.
 
-If no formula argument is passed, the list of formulae to check is taken from `HOMEBREW_LIVECHECK_WATCHLIST`
-or `~/.brew_livecheck_watchlist`.
+If no formula or cask argument is passed, the list of formulae and casks to check is taken from
+`HOMEBREW_LIVECHECK_WATCHLIST` or `~/.brew_livecheck_watchlist`.
 
 * `--full-name`:
-  Print formulae with fully-qualified names.
+  Print formulae/casks with fully-qualified names.
 * `--tap`:
-  Check formulae within the given tap, specified as *`user`*`/`*`repo`*.
+  Check formulae/casks within the given tap, specified as *`user`*`/`*`repo`*.
 * `--all`:
-  Check all available formulae.
+  Check all available formulae/casks.
 * `--installed`:
-  Check formulae that are currently installed.
+  Check formulae/casks that are currently installed.
 * `--newer-only`:
-  Show the latest version only if it's newer than the formula.
+  Show the latest version only if it's newer than the formula/cask.
 * `--json`:
   Output information in JSON format.
 * `-q`, `--quiet`:
   Suppress warnings, don't print a progress bar for JSON output.
+* `--formula`:
+  Only check formulae.
+* `--cask`:
+  Only check casks.
 
 ### `man` [*`options`*]
 
diff --git a/manpages/brew.1 b/manpages/brew.1
index 31a05c1726..006860ffd5 100644
--- a/manpages/brew.1
+++ b/manpages/brew.1
@@ -1442,31 +1442,31 @@ For every library that a keg references, print its dylib path followed by the bi
 \fB\-\-cached\fR
 Print the cached linkage values stored in \fBHOMEBREW_CACHE\fR, set by a previous \fBbrew linkage\fR run\.
 .
-.SS "\fBlivecheck\fR [\fIformulae\fR]"
-Check for newer versions of formulae from upstream\.
+.SS "\fBlivecheck\fR [\fIformulae\fR|\fIcasks\fR]"
+Check for newer versions of formulae and/or casks from upstream\.
 .
 .P
-If no formula argument is passed, the list of formulae to check is taken from \fBHOMEBREW_LIVECHECK_WATCHLIST\fR or \fB~/\.brew_livecheck_watchlist\fR\.
+If no formula or cask argument is passed, the list of formulae and casks to check is taken from \fBHOMEBREW_LIVECHECK_WATCHLIST\fR or \fB~/\.brew_livecheck_watchlist\fR\.
 .
 .TP
 \fB\-\-full\-name\fR
-Print formulae with fully\-qualified names\.
+Print formulae/casks with fully\-qualified names\.
 .
 .TP
 \fB\-\-tap\fR
-Check formulae within the given tap, specified as \fIuser\fR\fB/\fR\fIrepo\fR\.
+Check formulae/casks within the given tap, specified as \fIuser\fR\fB/\fR\fIrepo\fR\.
 .
 .TP
 \fB\-\-all\fR
-Check all available formulae\.
+Check all available formulae/casks\.
 .
 .TP
 \fB\-\-installed\fR
-Check formulae that are currently installed\.
+Check formulae/casks that are currently installed\.
 .
 .TP
 \fB\-\-newer\-only\fR
-Show the latest version only if it\'s newer than the formula\.
+Show the latest version only if it\'s newer than the formula/cask\.
 .
 .TP
 \fB\-\-json\fR
@@ -1476,6 +1476,14 @@ Output information in JSON format\.
 \fB\-q\fR, \fB\-\-quiet\fR
 Suppress warnings, don\'t print a progress bar for JSON output\.
 .
+.TP
+\fB\-\-formula\fR
+Only check formulae\.
+.
+.TP
+\fB\-\-cask\fR
+Only check casks\.
+.
 .SS "\fBman\fR [\fIoptions\fR]"
 Generate Homebrew\'s manpages\.
 .