diff --git a/packages/workspace/src/schematics/remove/schema.d.ts b/packages/workspace/src/schematics/remove/schema.d.ts
index 49ee03376b..92e515787e 100644
--- a/packages/workspace/src/schematics/remove/schema.d.ts
+++ b/packages/workspace/src/schematics/remove/schema.d.ts
@@ -1,4 +1,6 @@
-export interface Schema extends json.JsonObject {
+import { JsonObject } from '@angular-devkit/core';
+
+export interface Schema extends JsonObject {
   projectName: string;
   skipFormat: boolean;
   forceRemove: boolean;