diff --git a/pageserver/src/http/routes.rs b/pageserver/src/http/routes.rs
index 72cbb0e819..55429420a8 100644
--- a/pageserver/src/http/routes.rs
+++ b/pageserver/src/http/routes.rs
@@ -191,7 +191,7 @@ async fn timeline_create_handler(mut request: Request
) -> Result Err(ApiError::InternalServerError(err)),
}
}
- .instrument(info_span!("timeline_create", tenant = %tenant_id, new_timeline = ?request_data.new_timeline_id, lsn=?request_data.ancestor_start_lsn))
+ .instrument(info_span!("timeline_create", tenant = %tenant_id, new_timeline = ?request_data.new_timeline_id, lsn=?request_data.ancestor_start_lsn, pg_version=?request_data.pg_version))
.await?;
Ok(match new_timeline_info {