diff --git a/friction_en.html b/friction_en.html
index cb80307..0d46405 100644
--- a/friction_en.html
+++ b/friction_en.html
@@ -42,7 +42,7 @@
         "simFeatures": {
           "supportsVoicing": true,
           "supportsSound": true,
-          "supportsEnhancedSound": true,
+          "supportsExtraSound": true,
           "supportsInteractiveDescription": true,
           "supportsInteractiveHighlights": true
         },
diff --git a/js/friction/view/FrictionScreenView.js b/js/friction/view/FrictionScreenView.js
index baf3ff9..d236388 100644
--- a/js/friction/view/FrictionScreenView.js
+++ b/js/friction/view/FrictionScreenView.js
@@ -250,7 +250,7 @@ class FrictionScreenView extends ScreenView {
       maxOutputLevel: 0.75
     } );
     soundManager.addSoundGenerator( this.coolingSoundGenerator, {
-      sonificationLevel: SoundLevelEnum.ENHANCED
+      sonificationLevel: SoundLevelEnum.EXTRA
     } );
 
     // add a node that creates a "play area" accessible section in the PDOM
diff --git a/package.json b/package.json
index 3f57e7f..2d6ff42 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "simFeatures": {
       "supportsVoicing": true,
       "supportsSound": true,
-      "supportsEnhancedSound": true,
+      "supportsExtraSound": true,
       "supportsInteractiveDescription": true,
       "supportsInteractiveHighlights": true
     },