diff --git a/api/src/guards/data/letter.rs b/api/src/guards/data/letter.rs
index d70b00c..644b7f7 100644
--- a/api/src/guards/data/letter.rs
+++ b/api/src/guards/data/letter.rs
@@ -3,7 +3,7 @@ use rocket::http::{ContentType, Status};
 use rocket::outcome::Outcome;
 use rocket::request::Request;
 
-struct Letter(Vec<u8>);
+pub struct Letter(Vec<u8>);
 
 impl Into<Vec<u8>> for Letter {
     fn into(self) -> Vec<u8> {
diff --git a/api/src/guards/data/portfolio.rs b/api/src/guards/data/portfolio.rs
index 3738ee1..36e1999 100644
--- a/api/src/guards/data/portfolio.rs
+++ b/api/src/guards/data/portfolio.rs
@@ -3,7 +3,7 @@ use rocket::http::{ContentType, Status};
 use rocket::outcome::Outcome;
 use rocket::request::Request;
 
-struct Portfolio(Vec<u8>);
+pub struct Portfolio(Vec<u8>);
 
 impl Into<Vec<u8>> for Portfolio {
     fn into(self) -> Vec<u8> {