diff --git a/crates/rpack/src/app.rs b/crates/rpack/src/app.rs
index a7b481f..8b047a2 100644
--- a/crates/rpack/src/app.rs
+++ b/crates/rpack/src/app.rs
@@ -178,7 +178,7 @@ impl Application {
                 else {
                     return;
                 };
-                file.write(&data).await.unwrap();
+                file.write(data.as_bytes()).await.unwrap();
             });
         }
         Ok(())