diff --git a/omniqueue/src/backends/redis/mod.rs b/omniqueue/src/backends/redis/mod.rs
index 3301a47..8b48aa5 100644
--- a/omniqueue/src/backends/redis/mod.rs
+++ b/omniqueue/src/backends/redis/mod.rs
@@ -2,7 +2,7 @@ use std::{any::TypeId, collections::HashMap, marker::PhantomData};
 
 use async_trait::async_trait;
 use bb8::ManageConnection;
-use bb8_redis::RedisMultiplexedConnectionManager;
+pub use bb8_redis::RedisMultiplexedConnectionManager;
 use redis::streams::{StreamReadOptions, StreamReadReply};
 
 use crate::{
diff --git a/omniqueue/src/queue/mod.rs b/omniqueue/src/queue/mod.rs
index 1706356..6e6bf94 100644
--- a/omniqueue/src/queue/mod.rs
+++ b/omniqueue/src/queue/mod.rs
@@ -59,7 +59,7 @@ pub struct Delivery {
     pub(crate) payload: Option<Vec<u8>>,
 
     pub(crate) decoders: DecoderRegistry<Vec<u8>>,
-    pub(crate) acker: Box<dyn Acker>,
+    pub(crate) acker: Box<dyn Acker + Send + Sync>,
 }
 
 impl Delivery {