diff --git a/ui-src/lib/types/penpotFile.ts b/ui-src/lib/types/penpotFile.ts
index 43f42ff..86438a0 100644
--- a/ui-src/lib/types/penpotFile.ts
+++ b/ui-src/lib/types/penpotFile.ts
@@ -6,20 +6,21 @@ import { GroupShape } from '@ui/lib/types/shapes/groupShape';
 import { PathShape } from '@ui/lib/types/shapes/pathShape';
 import { RectShape } from '@ui/lib/types/shapes/rectShape';
 import { TextShape } from '@ui/lib/types/shapes/textShape';
+import { Uuid } from '@ui/lib/types/utils/uuid';
 
 export interface PenpotFile {
-  addPage(name: string, options?: PenpotPageOptions): void;
+  addPage(name: string, options?: PenpotPageOptions): Uuid;
   closePage(): void;
-  addArtboard(artboard: FrameShape): void;
+  addArtboard(artboard: FrameShape): Uuid;
   closeArtboard(): void;
-  addGroup(group: GroupShape): void;
+  addGroup(group: GroupShape): Uuid;
   closeGroup(): void;
-  addBool(bool: BoolShape): void;
+  addBool(bool: BoolShape): Uuid;
   closeBool(): void;
-  createRect(rect: RectShape): void;
-  createCircle(circle: CircleShape): void;
-  createPath(path: PathShape): void;
-  createText(options: TextShape): void;
+  createRect(rect: RectShape): Uuid;
+  createCircle(circle: CircleShape): Uuid;
+  createPath(path: PathShape): Uuid;
+  createText(options: TextShape): Uuid;
   // addLibraryColor(color: any): void;
   // updateLibraryColor(color: any): void;
   // deleteLibraryColor(color: any): void;