lib/parallel_tests/cli.rb in parallel_tests-3.11.1 vs lib/parallel_tests/cli.rb in parallel_tests-3.12.0

@@ -389,10 +389,10 @@
 
     # CI systems often fail when there is no output for a long time, so simulate some output
     def simulate_output_for_ci(simulate)
       if simulate
         progress_indicator = Thread.new do
-          interval = Float(ENV.fetch('PARALLEL_TEST_HEARTBEAT_INTERVAL', 60))
+          interval = Float(ENV['PARALLEL_TEST_HEARTBEAT_INTERVAL'] || 60)
           loop do
             sleep interval
             print '.'
           end
         end