diff --git a/src/cli/opt/mod.rs b/src/cli/opt/mod.rs
index 4c155f9..562a33a 100644
--- a/src/cli/opt/mod.rs
+++ b/src/cli/opt/mod.rs
@@ -189,6 +189,7 @@ impl Meta {
                 .to_owned(),
             ),
             subject: self.subject.to_owned(),
+            ..Default::default()
         }
     }
 
@@ -198,6 +199,7 @@ impl Meta {
             author: self.title.to_owned(),
             title: self.title.to_owned(),
             subject: self.subject.to_owned(),
+            ..Default::default()
         }
     }