diff --git a/README.md b/README.md
index e42ffcc81..5fa0db1c3 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Getting Started
 
 ```
      zammad@shell> cd zammad
-     zammad@shell> gem install rails
+     zammad@shell> gem install rails --version '~> 3.2.0'
      zammad@shell> vi Gemfile # enable libv8, execjs and therubyracer if needed!
      zammad@shell> sudo bundle install
 ```