diff --git a/packages/angular/src/generators/ngrx-feature-store/schema.d.ts b/packages/angular/src/generators/ngrx-feature-store/schema.d.ts
index c12e8c814b..26264ea6ef 100644
--- a/packages/angular/src/generators/ngrx-feature-store/schema.d.ts
+++ b/packages/angular/src/generators/ngrx-feature-store/schema.d.ts
@@ -2,7 +2,7 @@ export interface Schema {
   name: string;
   minimal: boolean;
   parent: string;
-  directory?: string;
+  directory: string;
   route?: string;
   barrels?: boolean;
   facade?: boolean;