diff --git a/src/threads/data/backfill.rs b/src/threads/data/backfill.rs
index ff7fae0..ae5ecb6 100644
--- a/src/threads/data/backfill.rs
+++ b/src/threads/data/backfill.rs
@@ -112,7 +112,7 @@ async fn handle_backfill_message(
                     if !job.is_finished() {
                         job.abort();
                     }
-                    job.await.unwrap_err();
+                    let _ = job.await;
                 }
 
                 let app_config = app_config.clone();
@@ -158,7 +158,7 @@ async fn handle_backfill_message(
                     if !job.is_finished() {
                         job.abort();
                     }
-                    job.await.unwrap_err();
+                    let _ = job.await;
                 }
             }
 
diff --git a/support/clickhouse/docker-entrypoint-initdb.d/0000_init.sql b/support/clickhouse/docker-entrypoint-initdb.d/0000_init.sql
index f051581..dc475d8 100644
--- a/support/clickhouse/docker-entrypoint-initdb.d/0000_init.sql
+++ b/support/clickhouse/docker-entrypoint-initdb.d/0000_init.sql
@@ -50,6 +50,7 @@ CREATE TABLE IF NOT EXISTS qrust.news (
     source Nullable(String),
     summary Nullable(String),
     url Nullable(String),
+    INDEX index_symbols symbols TYPE bloom_filter()
 )
 ENGINE = ReplacingMergeTree()
 PARTITION BY toYYYYMM(time_created)