diff --git a/lib/sidetiq/schedule.rb b/lib/sidetiq/schedule.rb
index e934bd5..7665a5a 100644
--- a/lib/sidetiq/schedule.rb
+++ b/lib/sidetiq/schedule.rb
@@ -9,10 +9,12 @@ module Sidetiq
 
     # Public: Start time offset from epoch used for calculating run
     # times in the Sidetiq schedules.
-    START_TIME = Sidetiq.config.utc ? Time.utc(2010, 1, 1) : Time.local(2010, 1, 1)
+    def self.start_time
+      Sidetiq.config.utc ? Time.utc(2010, 1, 1) : Time.local(2010, 1, 1)
+    end
 
     def initialize # :nodoc:
-      @schedule = IceCube::Schedule.new(START_TIME)
+      @schedule = IceCube::Schedule.new(self.class.start_time)
     end
 
     def method_missing(meth, *args, &block) # :nodoc:
diff --git a/test/test_clock.rb b/test/test_clock.rb
index 77fbe9b..640b14f 100644
--- a/test/test_clock.rb
+++ b/test/test_clock.rb
@@ -19,7 +19,7 @@ class TestClock < Sidetiq::TestCase
   def test_backfilling
     BackfillWorker.jobs.clear
     Sidetiq.stubs(:workers).returns([BackfillWorker])
-    start = Sidetiq::Schedule::START_TIME
+    start = Sidetiq::Schedule.start_time
 
     BackfillWorker.stubs(:last_scheduled_occurrence).returns(start.to_f)
     clock.stubs(:gettime).returns(start)
diff --git a/test/test_schedule.rb b/test/test_schedule.rb
index 50a2d3a..f687aed 100644
--- a/test/test_schedule.rb
+++ b/test/test_schedule.rb
@@ -34,5 +34,12 @@ class TestSchedule < Sidetiq::TestCase
     sched.set_options(backfill: false)
     refute sched.backfill?
   end
+
+  def test_use_utc
+    Sidetiq.config.utc = true
+    assert_equal(Time.utc(2010, 01, 01), Sidetiq::Schedule.new.start_time)
+  ensure
+    Sidetiq.config.utc = false
+  end
 end