diff --git a/docs/tutorial/07-share-code.md b/docs/tutorial/07-share-code.md
index fc766282e6..cc1223b133 100644
--- a/docs/tutorial/07-share-code.md
+++ b/docs/tutorial/07-share-code.md
@@ -36,7 +36,7 @@ myorg/
 **Copy the interface into the library's index file.**
 
 ```typescript
-interface Todo {
+export interface Todo {
   title: string;
 }
 ```