# Update rails

**URL:** <https://www.ruby-forum.com/t/update-rails/168751>\
**Category:** Rails\
**Created:** [May 25, 2009, 1:02pm UTC](https://www.ruby-forum.com/t/update-rails/168751 "2009-05-25T13:02:19Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![sushrut](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/7feea3/32.png) [@sushrut](https://www.ruby-forum.com/u/sushrut)\
**Post date:** [May 25, 2009, 1:02pm UTC](https://www.ruby-forum.com/t/update-rails/168751/1 "2009-05-25T13:02:19Z")

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I can’t update rail version 2.2.2 i have 2.1.0  
what to do?  
i use command  
gem update rails -v 2.2.2

Also  
Firstly i use  
gem install -v= 2.2.2 rails  
it also take lot of time,but can’t process

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**Author:** ![sushrut](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/7feea3/32.png) [@sushrut](https://www.ruby-forum.com/u/sushrut)\
**Post date:** [May 25, 2009, 1:38pm UTC](https://www.ruby-forum.com/t/update-rails/168751/2 "2009-05-25T13:38:19Z")

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On May 25, 12:02 pm, Sushrut S. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
wrote:

> I can’t update rail version 2.2.2 i have 2.1.0  
> what to do?  
> i use command  
> gem update rails -v 2.2.2

that just installs version 2.2.2 of rails. Your rails app’s  
environment specifies which version of rails will be used (and if you  
have frozen rails into vendor/rails that version will be used no  
matter what)

Fred