1 files changed, 3 insertions, 5 deletions
diff --git a/lib/bundler/ui/shell.rb b/lib/bundler/ui/shell.rb
index 16e3d15713..8e49fa5885 100644
--- a/lib/bundler/ui/shell.rb
+++ b/lib/bundler/ui/shell.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-require "bundler/vendored_thor"
+require_relative "../vendored_thor"
 
 module Bundler
   module UI
@@ -35,14 +35,12 @@ module Bundler
         return if @warning_history.include? msg
         @warning_history << msg
 
-        return tell_err(msg, :yellow, newline) if Bundler.feature_flag.error_on_stderr?
-        tell_me(msg, :yellow, newline)
+        tell_err(msg, :yellow, newline)
       end
 
       def error(msg, newline = nil)
         return unless level("error")
-        return tell_err(msg, :red, newline) if Bundler.feature_flag.error_on_stderr?
-        tell_me(msg, :red, newline)
+        tell_err(msg, :red, newline)
       end
 
       def debug(msg, newline = nil)