diff --git a/src/error.rs b/src/error.rs
index a6c6421..192ab61 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -29,7 +29,7 @@ pub enum Error {
     TunnelNotWaiting(String),
     #[error("Tunnel dial failed: {0}")]
     TunnelDialFailed(String),
-    #[error("")]
+    #[error("Tunnel context not found: {0}")]
     TunnelContextNotFound(String),
     #[error("Tunnel error: {0:?}")]
     Tunnel(TunnelError),