diff --git a/src/services/book_library/types.rs b/src/services/book_library/types.rs
index 4edd9a1..181b943 100644
--- a/src/services/book_library/types.rs
+++ b/src/services/book_library/types.rs
@@ -3,7 +3,7 @@ use serde::Deserialize;
 
 #[derive(Deserialize, Debug, Clone)]
 pub struct Source {
-    // id: u32,
+    pub id: u32,
     // name: String
 }
 
@@ -23,6 +23,7 @@ pub struct Book {
     pub file_type: String,
     pub uploaded: String,
     pub authors: Vec<BookAuthor>,
+    pub source: Source,
 }
 
 #[derive(Deserialize, Debug, Clone)]
@@ -34,6 +35,7 @@ pub struct BookWithRemote {
     pub file_type: String,
     pub uploaded: String,
     pub authors: Vec<BookAuthor>,
+    pub source: Source,
 }
 
 #[derive(Deserialize, Debug, Clone)]
@@ -51,7 +53,8 @@ impl BookWithRemote {
             lang: book.lang,
             file_type: book.file_type,
             uploaded: book.uploaded,
-            authors: book.authors
+            authors: book.authors,
+            source: book.source,
         }
     }
 }
diff --git a/src/services/mod.rs b/src/services/mod.rs
index be2f7e3..29bfea6 100644
--- a/src/services/mod.rs
+++ b/src/services/mod.rs
@@ -42,7 +42,7 @@ pub async fn cache_file(
     };
 
     let downloader_result = match download_from_downloader(
-        book.remote_id,
+        book.source.id,
         object_id,
         object_type.clone()
     ).await {