manpage: add unlink --dry-run

1 files changed, 4 insertions, 1 deletions

diff --git a/Library/Homebrew/manpages/brew.1.md b/Library/Homebrew/manpages/brew.1.md
index 71b5dc3df..5adcb2180 100644
--- a/Library/Homebrew/manpages/brew.1.md
+++ b/Library/Homebrew/manpages/brew.1.md
@@ -429,11 +429,14 @@ Note that these flags should only appear after a command.
 
     Example: `brew install jruby && brew test jruby`
 
-  * `unlink` <formula>:
+  * `unlink [--dry-run]` <formula>:
     Remove symlinks for <formula> from the Homebrew prefix. This can be useful
     for temporarily disabling a formula:
     `brew unlink foo && commands && brew link foo`.
 
+    If `--dry-run` or `-n` is passed, Homebrew will list all files which would
+    be unlinked, but will not actually unlink or delete any files.
+
   * `unlinkapps [--local]` [<formulae>]:
     Removes links created by `brew linkapps`.