diff --git a/crates/rspack_core/src/compiler/mod.rs b/crates/rspack_core/src/compiler/mod.rs
index 76c8bc64ca7..6f38dc889b5 100644
--- a/crates/rspack_core/src/compiler/mod.rs
+++ b/crates/rspack_core/src/compiler/mod.rs
@@ -4,6 +4,7 @@ mod make;
 mod module_executor;
 use std::sync::Arc;
 
+use derivative::Derivative;
 use rspack_error::Result;
 use rspack_fs::AsyncWritableFileSystem;
 use rspack_futures::FuturesResults;
@@ -48,9 +49,11 @@ pub struct CompilerHooks {
   pub asset_emitted: CompilerAssetEmittedHook,
 }
 
-#[derive(Debug)]
+#[derive(Derivative)]
+#[derivative(Debug)]
 pub struct Compiler {
   pub options: Arc<CompilerOptions>,
+  #[derivative(Debug = "ignore")]
   pub output_filesystem: Box<dyn AsyncWritableFileSystem + Send + Sync>,
   pub compilation: Compilation,
   pub plugin_driver: SharedPluginDriver,
diff --git a/crates/rspack_fs/src/async.rs b/crates/rspack_fs/src/async.rs
index 6c8fec3e04c..21fa2e3802a 100644
--- a/crates/rspack_fs/src/async.rs
+++ b/crates/rspack_fs/src/async.rs
@@ -1,11 +1,9 @@
-use std::fmt::Debug;
-
 use futures::future::BoxFuture;
 use rspack_paths::Utf8Path;
 
 use crate::Result;
 
-pub trait AsyncWritableFileSystem: Debug {
+pub trait AsyncWritableFileSystem {
   /// Creates a new, empty directory at the provided path.
   ///
   /// NOTE: If a parent of the given path doesn’t exist, this function is supposed to return an error.