lib/benchmark_driver/struct.rb in benchmark_driver-0.10.3 vs lib/benchmark_driver/struct.rb in benchmark_driver-0.10.4

@@ -54,10 +54,10 @@
       klass.prepend(Module.new {
         def initialize(**)
           super
           self.class.defaults.each do |key, value|
             if public_send(key).nil?
-              public_send("#{key}=", value)
+              public_send("#{key}=", value.dup)
             end
           end
         end
       })