diff --git a/src/main.rs b/src/main.rs
index 2add117..1cf8ba4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -263,6 +263,8 @@ async fn data_reader(queue: WriteQueue) {
     }
     // mark queue as done for writer to exit loop
     queue.lock().await.push_back(None);
+
+    println!("convert done ✅");
 }
 
 async fn data_writer(queue: WriteQueue) {
@@ -303,6 +305,8 @@ async fn data_writer(queue: WriteQueue) {
         }
     }
     writer.close().await.unwrap();
+    
+    println!("write done ✅");
 }
 
 #[tokio::main]
@@ -313,17 +317,15 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         _ => (),
     };
 
-    let queue: WriteQueue = Arc::new(Mutex::new(VecDeque::with_capacity(40)));
+    let queue: WriteQueue = Arc::new(Mutex::new(VecDeque::with_capacity(5000)));
     let queue_r = Arc::clone(&queue);
     let queue_w = Arc::clone(&queue);
 
-    let res = tokio::try_join!(
-        tokio::spawn(async move { data_reader(queue_r).await }),
-        tokio::spawn(async move { data_writer(queue_w).await })
-    );
+    tokio::try_join!(
+        tokio::spawn(data_reader(queue_r)),
+        tokio::spawn(data_writer(queue_w))
+    )?;
 
-    res?;
-
-    println!("done ✅");
+    println!("all done ✅");
     Ok(())
 }