diff --git a/src/storage/redis.rs b/src/storage/redis.rs
index f4a2774..ae6af95 100644
--- a/src/storage/redis.rs
+++ b/src/storage/redis.rs
@@ -323,7 +323,7 @@ impl RedisDriver {
             ("status".to_string(), status_str),
             ("updated_at".to_string(), ts.to_string()),
         ];
-        let _: usize = cm.hset_multiple(&key, &pairs).await.map_err(|e| {
+        let _: () = cm.hset_multiple(&key, &pairs).await.map_err(|e| {
             error!(db=%db, key=%key, error=%e, "HSET update_job_status failed");
             e
         })?;
@@ -372,7 +372,7 @@ impl RedisDriver {
             ("status".to_string(), status_str),
             ("updated_at".to_string(), ts.to_string()),
         ];
-        let _: usize = cm.hset_multiple(&key, &pairs).await.map_err(|e| {
+        let _: () = cm.hset_multiple(&key, &pairs).await.map_err(|e| {
             error!(db=%db, key=%key, error=%e, "HSET update_flow_status failed");
             e
         })?;