diff --git a/src/routes/receipts.rs b/src/routes/receipts.rs
index 3350013..000564d 100644
--- a/src/routes/receipts.rs
+++ b/src/routes/receipts.rs
@@ -1,5 +1,5 @@
 use rocket::form::Form;
-use rocket::http::{ContentType, MediaType, Status};
+use rocket::http::{ContentType, Header, MediaType, Status};
 use rocket::serde::json::Json;
 use rocket::{Route, State};
 use rocket_db_pools::Connection as DatabaseConnection;
@@ -118,11 +118,25 @@ pub async fn get_receipt(
     }
 }
 
+#[derive(rocket::response::Responder)]
+pub struct PhotoResponse {
+    content: Vec<u8>,
+    content_type: ContentType,
+    cache_control: Header<'static>,
+}
+
+impl PhotoResponse {
+    fn new(content: Vec<u8>, content_type: ContentType) -> Self {
+        let cache_control = Header::new("Cache-Control", "max-age=604800");
+        Self { content, content_type, cache_control }
+    }
+}
+
 #[rocket::get("/<id>/view/<_>")]
 pub async fn view_receipt_photo(
     id: i32,
     db: DatabaseConnection<Database>,
-) -> Option<(ContentType, Vec<u8>)> {
+) -> Option<PhotoResponse> {
     let mut repo = ReceiptsRepository::new(db);
     match repo.get_receipt_photo(id).await {
         Ok((filename, image)) => {
@@ -130,7 +144,7 @@ pub async fn view_receipt_photo(
                 .rsplit_once('.')
                 .and_then(|(_, ext)| MediaType::from_extension(ext))
                 .unwrap_or(MediaType::Binary);
-            Some((ContentType(mt), image))
+            Some(PhotoResponse::new(image, ContentType(mt)))
         },
         Err(e) => {
             error!("Error fetching receipt image: {}", e);