diff --git a/apps/vault/libraries/backup/src/lib.rs b/apps/vault/libraries/backup/src/lib.rs
index 4888fc4e5..3afc1ee79 100644
--- a/apps/vault/libraries/backup/src/lib.rs
+++ b/apps/vault/libraries/backup/src/lib.rs
@@ -202,7 +202,7 @@ impl TryFrom<cbor::Value> for PasswordEntry {
     type Error = CborConversionError;
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Serialize, Deserialize, Default)]
 pub struct PasswordEntries(pub Vec<PasswordEntry>);
 
 impl From<&PasswordEntries> for cbor::Value {