diff --git a/Library/Homebrew/manpages/brew-cask.1.md b/Library/Homebrew/manpages/brew-cask.1.md
index bfb9cd7a53..715d8fd770 100644
--- a/Library/Homebrew/manpages/brew-cask.1.md
+++ b/Library/Homebrew/manpages/brew-cask.1.md
@@ -1,5 +1,5 @@
 brew-cask(1) - a friendly binary installer for macOS
-========================================================
+====================================================
 
 ## SYNOPSIS
 
@@ -85,7 +85,7 @@ names, and other aspects of this manual are still subject to change.
 
     If <token> is given, summarize the staged files associated with the
     given Cask.
-    
+
   * `outdated` [--greedy] [--verbose|--quiet] [ <token> ...]:
     Without token arguments, display all the installed Casks that have newer
     versions available in the tap; otherwise check only the tokens given
@@ -101,9 +101,10 @@ names, and other aspects of this manual are still subject to change.
     Reinstall the given Cask.
 
   * `search` or `-S` [<text> | /<regexp>/]:
-    Without an argument, display all Casks available for install; otherwise
-    perform a substring search of known Cask tokens for <text> or, if the
-    text is delimited by slashes (/<regexp>/), it is interpreted as a
+    Without an argument, display all locally available Casks for install; no
+    online search is performed.
+    Otherwise perform a substring search of known Cask tokens for <text> or,
+    if the text is delimited by slashes (/<regexp>/), it is interpreted as a
     Ruby regular expression.
 
   * `style` [--fix] [ <token> ... ]:
@@ -255,7 +256,7 @@ Environment variables specific to Homebrew-Cask:
                export HOMEBREW_CASK_OPTS='--appdir=~/Applications --fontdir=/Library/Fonts'
 
 Other environment variables:
-           
+
   * `SUDO_ASKPASS`:
     When this variable is set, Homebrew-Cask will call `sudo`(8) with the `-A` option.
 
diff --git a/manpages/brew-cask.1 b/manpages/brew-cask.1
index 763d78ebe6..f8f58a123b 100644
--- a/manpages/brew-cask.1
+++ b/manpages/brew-cask.1
@@ -103,7 +103,7 @@ Reinstall the given Cask\.
 .
 .TP
 \fBsearch\fR or \fB\-S\fR [\fItext\fR | /\fIregexp\fR/]
-Without an argument, display all Casks available for install; otherwise perform a substring search of known Cask tokens for \fItext\fR or, if the text is delimited by slashes (/\fIregexp\fR/), it is interpreted as a Ruby regular expression\.
+Without an argument, display all locally available Casks for install; no online search is performed\. Otherwise perform a substring search of known Cask tokens for \fItext\fR or, if the text is delimited by slashes (/\fIregexp\fR/), it is interpreted as a Ruby regular expression\.
 .
 .TP
 \fBstyle\fR [\-\-fix] [ \fItoken\fR \.\.\. ]