diff --git a/index.js b/index.js
index 23c9b8b333..8b6dfdd80e 100644
--- a/index.js
+++ b/index.js
@@ -78,7 +78,7 @@ app = express()
         .query(
           `INSERT INTO public.books(
 	              "bookName", "bookAuthor", "bookYear", "bookPrice", "bookID")
-	              VALUES ($1, $2, $3, $4, $5); RETURNING bookID`,
+	              VALUES ($1, $2, $3, $4, $5) RETURNING bookID;`,
           ['some name', 'no name', 2016, 65.09, uuidv4()]
         )
         .then(res => {