diff --git a/server/src/mp4.rs b/server/src/mp4.rs
index 56456f1..4a15918 100644
--- a/server/src/mp4.rs
+++ b/server/src/mp4.rs
@@ -403,7 +403,7 @@ impl Segment {
                 .lock()
                 .with_recording_playback(self.s.id, &mut |playback| self.build_index(playback))
                 .map_err(|err| {
-                    error!(%err, recording_id = %self.s.id, "unable to build index for segment");
+                    error!(err = %err.chain(), recording_id = %self.s.id, "unable to build index for segment");
                 })
             })
             .as_deref()
diff --git a/server/src/web/websocket.rs b/server/src/web/websocket.rs
index dc1cf11..f9c0121 100644
--- a/server/src/web/websocket.rs
+++ b/server/src/web/websocket.rs
@@ -60,7 +60,7 @@ where
             .await;
             if let Err(err) = handler(&mut ws).await {
                 // TODO: use a nice JSON message format for errors.
-                tracing::error!(%err, "closing with error");
+                tracing::error!(err = %err.chain(), "closing with error");
                 let _ = ws
                     .send(tungstenite::Message::Text(err.to_string().into()))
                     .await;