diff --git a/src/mimefactory.rs b/src/mimefactory.rs
index c4352b1a9..c38791a2c 100644
--- a/src/mimefactory.rs
+++ b/src/mimefactory.rs
@@ -18,14 +18,14 @@ use crate::param::*;
 use crate::peerstate::{Peerstate, PeerstateVerifiedStatus};
 use crate::stock::StockMessage;
 
-#[derive(Clone)]
+#[derive(Debug, Clone)]
 pub enum Loaded {
     Message { chat: Chat },
     MDN,
 }
 
 /// Helper to construct mime messages.
-#[derive(Clone)]
+#[derive(Debug, Clone)]
 pub struct MimeFactory<'a, 'b> {
     from_addr: String,
     from_displayname: String,