diff --git a/Library/Homebrew/extend/ARGV.rb b/Library/Homebrew/extend/ARGV.rb
index f8447dc52f..2ea48357dd 100644
--- a/Library/Homebrew/extend/ARGV.rb
+++ b/Library/Homebrew/extend/ARGV.rb
@@ -27,6 +27,7 @@ module HomebrewArgvExtension
   end
 
   def resolved_formulae
+    odeprecated("ARGV#resolved_formulae", "Args#resolved_formulae")
     require "formula"
     # TODO: use @instance variable to ||= cache when moving to CLI::Parser
     (downcased_unique_named - casks).map do |name|