diff --git a/functions/fetch-book/Cargo.lock b/functions/fetch-book/Cargo.lock
index 2473d91..c9509df 100644
--- a/functions/fetch-book/Cargo.lock
+++ b/functions/fetch-book/Cargo.lock
@@ -113,6 +113,7 @@ dependencies = [
  "reqwest",
  "serde",
  "serde_json",
+ "shared",
  "tokio",
 ]
 
@@ -712,9 +713,9 @@ checksum = "d626bb9dae77e28219937af045c257c28bfd3f69333c512553507f5f9798cb76"
 
 [[package]]
 name = "rustls"
-version = "0.22.2"
+version = "0.22.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e87c9956bd9807afa1f77e0f7594af32566e830e088a5576d27c5b6f30f49d41"
+checksum = "bf4ef73721ac7bcd79b2b315da7779d8fc09718c6b3d2d1b2d94850eb8c18432"
 dependencies = [
  "log",
  "ring",
@@ -818,6 +819,13 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "shared"
+version = "0.1.0"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "slab"
 version = "0.4.9"