diff --git a/Library/Homebrew/cmd/tap.rb b/Library/Homebrew/cmd/tap.rb
index 1c2d90021c4ba..b6e1a7dccde96 100644
--- a/Library/Homebrew/cmd/tap.rb
+++ b/Library/Homebrew/cmd/tap.rb
@@ -42,7 +42,7 @@ class TapCmd < AbstractCommand
         switch "--eval-all",
                description: "Evaluate all the formulae, casks and aliases in the new tap to check validity. " \
                             "Implied if `HOMEBREW_EVAL_ALL` is set."
-        switch "--force",
+        switch "-f", "--force",
                description: "Force install core taps even under API mode."
 
         named_args :tap, max: 2