问题 I tried to change default bundle version but it getting updated with 2 default version. How can I modify to single default? $ gem list bundler *** LOCAL GEMS *** bundler (2.0.1, default: 1.16.6, default: 1.16.2) If I do gem uninstall not removing defaults, $ gem uninstall bundler Successfully uninstalled bundler-2.0.1 $ gem list bundle *** LOCAL GEMS *** bundler (default: 1.16.6, default: 1.16.2) How can I set (like the below) default as single version? bundler (2.0.1, default: 1.16.6) 回答1: I