# Rails 2.3.x and production mode

**URL:** <https://www.ruby-forum.com/t/rails-2-3-x-and-production-mode/177354>\
**Category:** Rails\
**Created:** [October 15, 2009, 2:47pm UTC](https://www.ruby-forum.com/t/rails-2-3-x-and-production-mode/177354 "2009-10-15T14:47:06Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![paulbutcher](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a5b964/32.png) [@paulbutcher](https://www.ruby-forum.com/u/paulbutcher)\
**Post date:** [October 15, 2009, 2:47pm UTC](https://www.ruby-forum.com/t/rails-2-3-x-and-production-mode/177354/1 "2009-10-15T14:47:06Z")

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Is it necessary to add ENV[‘RAILS\_ENV’] ||= ‘production’ in rails 2.3.x  
environment.rb? It’s not there by default anymore.

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**Author:** ![paulbutcher](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a5b964/32.png) [@paulbutcher](https://www.ruby-forum.com/u/paulbutcher)\
**Post date:** [October 15, 2009, 3:33pm UTC](https://www.ruby-forum.com/t/rails-2-3-x-and-production-mode/177354/2 "2009-10-15T15:33:36Z")

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Pål Bergström wrote:

> Is it necessary to add ENV[‘RAILS\_ENV’] ||= ‘production’ in rails 2.3.x  
> environment.rb? It’s not there by default anymore.

It’s only necessary if you can’t set environment variables on the system  
you’re running on.

## Best,

Marnen Laibow-Koser  
[http://www.marnen.org](http://www.marnen.org)  
removed\_email\_address@domain.invalid

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<div class="post-metadata">

**Author:** ![paulbutcher](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a5b964/32.png) [@paulbutcher](https://www.ruby-forum.com/u/paulbutcher)\
**Post date:** [October 15, 2009, 3:38pm UTC](https://www.ruby-forum.com/t/rails-2-3-x-and-production-mode/177354/3 "2009-10-15T15:38:51Z")

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Marnen Laibow-Koser wrote:

> It’s only necessary if you can’t set environment variables on the system  
> you’re running on.
> 
> ## Best,
> 
> Marnen Laibow-Koser  
> [http://www.marnen.org](http://www.marnen.org)  
> removed\_email\_address@domain.invalid

I see. Thanks.