diff --git a/js_modules/dagster-ui/packages/ui-core/src/app/FeatureFlags.oss.tsx b/js_modules/dagster-ui/packages/ui-core/src/app/FeatureFlags.oss.tsx
index 3bf3afe8419eb..7995d5e5ca4d3 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/app/FeatureFlags.oss.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/app/FeatureFlags.oss.tsx
@@ -4,6 +4,7 @@ export enum FeatureFlag {
   flagSidebarResources = 'flagSidebarResources',
   flagDisableAutoLoadDefaults = 'flagDisableAutoLoadDefaults',
   flagLegacyRunsPage = 'flagLegacyRunsPage',
+  flagAssetSelectionSyntax = 'flagAssetSelectionSyntax',
 
   // Flags for tests
   __TestFlagDefaultNone = '__TestFlagDefaultNone',