diff --git i/bin/vagrant w/bin/vagrant
index 19df75033..682fae226 100755
--- i/bin/vagrant
+++ w/bin/vagrant
@@ -128,11 +128,6 @@ begin
     end
   end
 
-  if !Vagrant.in_installer? && !Vagrant.very_quiet?
-    # If we're not in the installer, warn.
-    env.ui.warn(I18n.t("vagrant.general.not_in_installer") + "\n", prefix: false)
-  end
-
   begin
     # Execute the CLI interface, and exit with the proper error code
     exit_status = env.cli(argv)