diff --git a/tools/mac_setup.sh b/tools/mac_setup.sh
index c626ec4561..d23052d0f0 100755
--- a/tools/mac_setup.sh
+++ b/tools/mac_setup.sh
@@ -28,6 +28,8 @@ if [[ $(command -v brew) == "" ]]; then
     echo 'eval "$(/opt/homebrew/bin/brew shellenv)"' >> $RC_FILE
     eval "$(/opt/homebrew/bin/brew shellenv)"
   fi
+else
+    brew up
 fi
 
 brew bundle --file=- <<-EOS