revert back to ruby 2.1

4 files changed, 7 insertions, 7 deletions

diff --git a/doc/ci/yaml/README.md b/doc/ci/yaml/README.md
index 461a545c474..0edb56dc20e 100644
--- a/doc/ci/yaml/README.md
+++ b/doc/ci/yaml/README.md
@@ -33,7 +33,7 @@ The YAML syntax allows for using more complex job specifications than in the
 above example:
 
 ```yaml
-image: ruby:2.2
+image: ruby:2.1
 services:
   - postgres
 
diff --git a/doc/development/ci_setup.md b/doc/development/ci_setup.md
index 05db30b4a7e..70f02bf08e0 100644
--- a/doc/development/ci_setup.md
+++ b/doc/development/ci_setup.md
@@ -26,7 +26,7 @@ We use [these build scripts](https://gitlab.com/gitlab-org/gitlab-ci/blob/master
 # Build configuration on [Semaphore](https://semaphoreapp.com/gitlabhq/gitlabhq/) for testing the [GitHub.com repo](https://github.com/gitlabhq/gitlabhq)
 
 - Language: Ruby
-- Ruby version: 2.2.4
+- Ruby version: 2.1.7
 - database.yml: pg
 
 Build commands
diff --git a/doc/install/installation.md b/doc/install/installation.md
index 7f16e6ff5c4..12334c90830 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 versions are 2.1.x and 2.2.x. Ruby 2.3 is
+_**Note:** The current supported Ruby version is 2.1.x. Ruby 2.2 and 2.3 are
 currently not supported._
 
 The use of Ruby version managers such as [RVM], [rbenv] or [chruby] with GitLab
@@ -123,9 +123,9 @@ Remove the old Ruby 1.8 if present:
 Download Ruby and compile it:
 
     mkdir /tmp/ruby && cd /tmp/ruby
-    curl -O --progress https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.4.tar.gz
-    echo 'b6eff568b48e0fda76e5a36333175df049b204e91217aa32a65153cc0cdcb761  ruby-2.2.4.tar.gz' | sha256sum -c - && tar xzf ruby-2.2.4.tar.gz
-    cd ruby-2.2.4
+    curl -O --progress https://cache.ruby-lang.org/pub/ruby/2.1/ruby-2.1.7.tar.gz
+    echo 'e2e195a4a58133e3ad33b955c829bb536fa3c075  ruby-2.1.7.tar.gz' | shasum -c - && tar xzf ruby-2.1.7.tar.gz
+    cd ruby-2.1.7
     ./configure --disable-install-rdoc
     make
     sudo make install
diff --git a/doc/install/requirements.md b/doc/install/requirements.md
index c6a1c20d02f..3cab677fdc7 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) 2.1.x or 2.2.x and currently does not work with version 2.3.
+GitLab requires Ruby (MRI) 2.1.x and currently does not work with versions 2.2 or 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