diff --git a/devices/src/virtio/mod.rs b/devices/src/virtio/mod.rs
index b7105351b8..70289e5e00 100644
--- a/devices/src/virtio/mod.rs
+++ b/devices/src/virtio/mod.rs
@@ -134,7 +134,7 @@ impl std::fmt::Display for DeviceType {
             DeviceType::Tpm => write!(f, "tpm"),
             DeviceType::VideoDec => write!(f, "video-decoder"),
             DeviceType::VideoEnc => write!(f, "video-encoder"),
-            t => write!(f, "unknown-{}", t),
+            DeviceType::Mac80211HwSim => write!(f, "mac-80211-hw-sim"),
         }
     }
 }