diff --git a/vmm/src/device_manager.rs b/vmm/src/device_manager.rs
index b895380cb..055d9e73d 100644
--- a/vmm/src/device_manager.rs
+++ b/vmm/src/device_manager.rs
@@ -766,7 +766,7 @@ pub struct PtyPair {
     pub path: PathBuf,
 }
 
-impl PtyPair {
+impl Clone for PtyPair {
     fn clone(&self) -> Self {
         PtyPair {
             main: self.main.try_clone().unwrap(),