diff --git a/README.md b/README.md
index a3e9a7bda..00c3f845b 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ migrate to the latest version.
 Add this line to your application's Gemfile:
 
 ```ruby
-gem 'google-api-client', '0.9.pre2'
+gem 'google-api-client', '0.9.pre3'
 
 ```
 
@@ -25,7 +25,7 @@ And then execute:
 
 Or install it yourself as:
 
-    $ gem install google-api-client
+    $ gem install google-api-client --pre
 
 ## Usage
 
diff --git a/samples/calendar/calendar.rb b/samples/calendar/calendar.rb
index 3c665c36a..e35788a5d 100644
--- a/samples/calendar/calendar.rb
+++ b/samples/calendar/calendar.rb
@@ -33,7 +33,7 @@ puts "Created event '#{event.summary}' (#{event.id})"
 events = calendar.list_events('primary', max_results: 10, single_events: true,
                               order_by: 'startTime', time_min: Time.now.iso8601)
 puts "Upcoming events:"
-events.items.each do |evt|
+events.items.each do |event|
   start = event.start.date || event.start.date_time
   puts "- #{event.summary} (#{start}) (ID: #{event.id})"
 end