diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index a3d329dfd4..b8459808fa 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -298,7 +298,7 @@ check-prefix-is-not-tmpdir() {
   if [[ $(realpath "${HOMEBREW_PREFIX}") = /private/tmp/* ]]
   then
     odie <<EOS
-Your HOMEBREW_PREFIX is in the system temporary directorie, which Homebrew
+Your HOMEBREW_PREFIX is in the system temporary directory, which Homebrew
 uses to store downloads and builds. You can resolve this by installing Homebrew to
 either the standard prefix (/usr/local/) or to a non-standard prefix that is not
 the system temporary directory.