diff --git a/spec/unit/event_spec.rb b/spec/unit/supporting_classes/event_spec.rb
similarity index 100%
rename from spec/unit/event_spec.rb
rename to spec/unit/supporting_classes/event_spec.rb
diff --git a/spec/unit/localizer_spec.rb b/spec/unit/supporting_classes/localizer_spec.rb
similarity index 100%
rename from spec/unit/localizer_spec.rb
rename to spec/unit/supporting_classes/localizer_spec.rb
diff --git a/spec/unit/state_spec.rb b/spec/unit/supporting_classes/state_spec.rb
similarity index 100%
rename from spec/unit/state_spec.rb
rename to spec/unit/supporting_classes/state_spec.rb
diff --git a/spec/unit/state_transition_spec.rb b/spec/unit/supporting_classes/state_transition_spec.rb
similarity index 100%
rename from spec/unit/state_transition_spec.rb
rename to spec/unit/supporting_classes/state_transition_spec.rb