diff --git a/framework/core/js/src/admin/components/AdminPage.tsx b/framework/core/js/src/admin/components/AdminPage.tsx
index 8a3b4bc1f..39f8fe295 100644
--- a/framework/core/js/src/admin/components/AdminPage.tsx
+++ b/framework/core/js/src/admin/components/AdminPage.tsx
@@ -77,7 +77,7 @@ export interface HTMLInputSettingsComponentOptions extends CommonSettingsItemOpt
 const BooleanSettingTypes = ['bool', 'checkbox', 'switch', 'boolean'] as const;
 const SelectSettingTypes = ['select', 'dropdown', 'selectdropdown'] as const;
 const TextareaSettingTypes = ['textarea'] as const;
-const ColorPreviewSettingType = 'color-preview';
+const ColorPreviewSettingType = 'color-preview' as const;
 
 /**
  * Valid options for the setting component builder to generate a Switch.