diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 748561f5..b16ac2c8 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -62,3 +62,12 @@ RSpec.configure do |c|
     end
   end
 end
+
+require 'timecop'
+Timecop.freeze(Time.now.utc)
+
+describe Time do
+  let(:time) { Time.now.utc }
+  example { expect(Time.now.utc).to eq(time) }
+  example { expect(Time.now.utc + 5.minutes ).to eq(time + 5.minutes) }
+end
diff --git a/spec/v3/models/cron_spec.rb b/spec/v3/models/cron_spec.rb
index cbbac817..f5028f89 100644
--- a/spec/v3/models/cron_spec.rb
+++ b/spec/v3/models/cron_spec.rb
@@ -7,11 +7,13 @@ describe Travis::API::V3::Models::Cron do
   describe "next build time is calculated correctly on year changes" do
 
     before do
+      Timecop.return
       Timecop.travel(DateTime.new(2015, 12, 31, 16))
     end
 
     after do
       Timecop.return
+      Timecop.freeze(Time.now.utc)
     end
 
     it "for daily builds" do