diff --git a/Gemfile b/Gemfile
index ce0fe1b8..3f463516 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,7 +5,7 @@ ruby '2.1.6' if ENV.key?('DYNO')
 
 gem 's3',              github: 'travis-ci/s3'
 
-gem 'travis-core',     github: 'travis-ci/travis-core'
+gem 'travis-core',     github: 'travis-ci/travis-core', branch: 'cd-add-first-logged-in'
 gem 'travis-support',  github: 'travis-ci/travis-support'
 gem 'travis-config',   '~> 0.1.0'
 gem 'travis-sidekiqs', github: 'travis-ci/travis-sidekiqs', require: nil
diff --git a/Gemfile.lock b/Gemfile.lock
index 24c64a46..cf97dc51 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,8 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-core.git
-  revision: 6ce83e05afc07d412195d226b77a896e2b652146
+  revision: a89fdc039713ff20a0a62c0fcd35b03d042a23a8
+  branch: cd-add-first-logged-in
   specs:
     travis-core (0.0.1)
       actionmailer (~> 3.2.19)
@@ -322,7 +323,7 @@ GEM
     treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.45)
+    tzinfo (0.3.46)
     unicorn (4.8.3)
       kgio (~> 2.6)
       rack
diff --git a/lib/travis/api/app/endpoint/authorization.rb b/lib/travis/api/app/endpoint/authorization.rb
index 483de03a..4a1470ad 100644
--- a/lib/travis/api/app/endpoint/authorization.rb
+++ b/lib/travis/api/app/endpoint/authorization.rb
@@ -163,6 +163,7 @@ class Travis::Api::App
           puts "********  This is the first log in for " + user.login + "  **********"
           # update user
           timestamp = Time.now
+          puts "Updating first_logged_in_at with " + timestamp
           user.update_attributes(first_logged_in_at: timestamp)
           #   send event to customer.io
           customerio = Customerio::Client.new(Travis.config.customerio.site_id, Travis.config.customerio.api_key, :json => true)
@@ -175,6 +176,7 @@ class Travis::Api::App
             :github_id => user.github_id,
             :education => user.education,
             :first_logged_in_at => timestamp.to_i}
+          puts "Sending payload to Customer.io: " + payload
           customerio.identify(payload)
         end