diff --git a/src/agents/audio_agent.rs b/src/agents/audio_agent.rs
index 372c609..a12faba 100644
--- a/src/agents/audio_agent.rs
+++ b/src/agents/audio_agent.rs
@@ -7,6 +7,8 @@ use yew::services::{ConsoleService, ReaderService};
 use yew::worker::*;
 use yewtil::future::LinkFuture;
 
+const FILE_LOAD_CHUNK_SIZE: usize = 4096;
+
 pub struct AudioAgent {
     link: AgentLink<Self>,
     reader_service: ReaderService,
@@ -54,9 +56,7 @@ impl Agent for AudioAgent {
     fn update(&mut self, msg: Self::Message) {
         match msg {
             Msg::FileProgress(Some(FileChunk::DataChunk { data, progress })) => {
-                if let Err(e) = self.handle_file_progress(data, progress) {
-                    ConsoleService::error(&e);
-                }
+                self.handle_file_progress(data, progress)
             }
             Msg::FileProgress(Some(FileChunk::Finished)) => {
                 if let Err(e) = self.handle_file_loaded() {
@@ -87,7 +87,7 @@ impl AudioAgent {
 
         let task = self
             .reader_service
-            .read_file_by_chunks(file, cb, 256)
+            .read_file_by_chunks(file, cb, FILE_LOAD_CHUNK_SIZE)
             .map_err(|e| e.to_string())?;
 
         self.reader_task = Some(task);
@@ -95,9 +95,8 @@ impl AudioAgent {
         Ok(())
     }
 
-    fn handle_file_progress(&mut self, mut data: Vec<u8>, _progress: f32) -> Result<(), String> {
+    fn handle_file_progress(&mut self, mut data: Vec<u8>, _progress: f32) {
         self.bytes_buffer.append(&mut data);
-        Ok(())
     }
 
     fn handle_file_loaded(&self) -> Result<(), String> {