diff --git a/superset-frontend/src/featureFlags.ts b/superset-frontend/src/featureFlags.ts
index 1da39a768323d..93b909ddcb3b1 100644
--- a/superset-frontend/src/featureFlags.ts
+++ b/superset-frontend/src/featureFlags.ts
@@ -38,7 +38,7 @@ export enum FeatureFlag {
 }
 
 export type FeatureFlagMap = {
-  [key in FeatureFlag]?: any;
+  [key in FeatureFlag]?: boolean;
 };
 
 // eslint-disable-next-line @typescript-eslint/no-unused-vars