diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 6d3d8cece..b6dcd2d92 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,11 +1,13 @@
 require "date"
 
 module ApplicationHelper
-  # froom http://railscasts.com/episodes/244-gravatar?language=en&view=asciicast
+  # from https://robohash.org
   def avatar_url(user, size = 32)
     gravatar_id = Digest::MD5::hexdigest(user.email).downcase
-    gravatar_options = Hash[s: size, d: "identicon"]
-    "http://gravatar.com/avatar/#{gravatar_id}.png?" +
+    gravatar_options = Hash[set: "set1",
+                            gravatar: "hashed",
+                            size: "#{size}x#{size}"]
+    "https://robohash.org/#{gravatar_id}.png?" +
       "#{Rack::Utils.build_query(gravatar_options)}"
   end
 
diff --git a/bootstrap.sh b/bootstrap.sh
index bff324edf..0a7368626 100644
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -45,10 +45,10 @@ gpg --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
 \curl -L https://get.rvm.io | bash -s stable
 source /etc/profile.d/rvm.sh
 
-# 4.Install ruby 2.1.4 and bundler
+# 4.Install ruby 2.2.0 and bundler
 echo ''
 echo '******************************************************'
-echo '****** STEP 4 of 10 ***** Installing ruby 2.1.4'
+echo '****** STEP 4 of 10 ***** Installing ruby 2.2.0'
 echo '******************************************************'
 echo ''