diff --git a/doc/install/installation.md b/doc/install/installation.md
index 1c0da6fbef407995beb1d947087b870f8739b48a..f05097fedc5ca4851bd92ed4e45e6d1681098a75 100644
--- a/doc/install/installation.md
+++ b/doc/install/installation.md
@@ -107,7 +107,7 @@ Then select 'Internet Site' and press enter to confirm the hostname.
 
 ## 2. Ruby
 
-_**Note:** The current supported Ruby version is 2.2.x. Ruby 2.3 is
+_**Note:** The current supported Ruby versions are 2.1.x and 2.2.x. Ruby 2.3 is
 currently not supported._
 
 The use of Ruby version managers such as [RVM], [rbenv] or [chruby] with GitLab
diff --git a/doc/install/requirements.md b/doc/install/requirements.md
index fde1aaa90f36172f79452d86ad222f91241a3953..006dae8ca9a2df0fc0bcaf95afe0ac941fe0a946 100644
--- a/doc/install/requirements.md
+++ b/doc/install/requirements.md
@@ -32,7 +32,7 @@ Please consider using a virtual machine to run GitLab.
 
 ## Ruby versions
 
-GitLab requires Ruby (MRI) 2.2.x and currently does not work with version 2.3.
+GitLab requires Ruby (MRI) 2.1.x or 2.2.x and currently does not work with version 2.3.
 
 You will have to use the standard MRI implementation of Ruby.
 We love [JRuby](http://jruby.org/) and [Rubinius](http://rubini.us/) but GitLab