diff --git a/js/natural-selection-phet-io-overrides.js b/js/natural-selection-phet-io-overrides.js
index 6cff7dc2..0061b6e0 100644
--- a/js/natural-selection-phet-io-overrides.js
+++ b/js/natural-selection-phet-io-overrides.js
@@ -115,9 +115,6 @@ window.phet.preloads.phetio.phetioElementsOverrides =
     "naturalSelection.introScreen.view.addMutationsPanel.teethRow.visibleProperty": {
       "phetioFeatured": true
     },
-    "naturalSelection.introScreen.view.environmentalFactorsPanel.titleNode.visibleProperty": {
-      "phetioFeatured": true
-    },
     "naturalSelection.introScreen.view.environmentalFactorsPanel.visibleProperty": {
       "phetioFeatured": true
     },
@@ -352,9 +349,6 @@ window.phet.preloads.phetio.phetioElementsOverrides =
     "naturalSelection.labScreen.view.addMutationsPanel.teethRow.visibleProperty": {
       "phetioFeatured": true
     },
-    "naturalSelection.labScreen.view.environmentalFactorsPanel.titleNode.visibleProperty": {
-      "phetioFeatured": true
-    },
     "naturalSelection.labScreen.view.environmentalFactorsPanel.visibleProperty": {
       "phetioFeatured": true
     },