diff --git a/src/bot.rs b/src/bot.rs
index 4574f3f..cc0cce6 100644
--- a/src/bot.rs
+++ b/src/bot.rs
@@ -282,10 +282,10 @@ impl Bot {
         };
 
         if let Err(error) = self.handle_command(ev, room, command).await {
-            event!(Level::WARN, ?error, "handling command failed");
+            event!(Level::WARN, ?error, "handling command failed: {error:#}");
             let _ignore = room
                 .send(
-                    RoomMessageEventContent::text_plain("error handling command: {error}"),
+                    RoomMessageEventContent::text_plain(format!("error handling command: {error:#}")),
                     None,
                 )
                 .await;