diff --git a/lib/concurrent-ruby/concurrent/utility/processor_counter.rb b/lib/concurrent-ruby/concurrent/utility/processor_counter.rb
index 2e20210c..c248e6c9 100644
--- a/lib/concurrent-ruby/concurrent/utility/processor_counter.rb
+++ b/lib/concurrent-ruby/concurrent/utility/processor_counter.rb
@@ -153,7 +153,7 @@ def self.physical_processor_count
   # For performance reasons the calculated value will be memoized on the first
   # call.
   #
-  # @return [nil, Float] number of available processors seen by the OS or Java runtime
+  # @return [nil, Float] number of available processors
   def self.available_processor_count
     processor_counter.available_processor_count
   end