diff --git a/packages/rspack/etc/core.api.md b/packages/rspack/etc/core.api.md
index 4db0ce434f7f..a0aa32b23233 100644
--- a/packages/rspack/etc/core.api.md
+++ b/packages/rspack/etc/core.api.md
@@ -22,7 +22,6 @@ import { ChunkGraph } from '@rspack/binding';
 import { ChunkGroup } from '@rspack/binding';
 import { ConcatenatedModule } from '@rspack/binding';
 import { ContextModule } from '@rspack/binding';
-import { createReadStream } from 'fs';
 import { Dependency } from '@rspack/binding';
 import type { DependencyLocation } from '@rspack/binding';
 import { EnforceExtension } from '@rspack/binding';
@@ -5447,7 +5446,6 @@ export interface OutputFileSystem {
 
 // @public (undocumented)
 type OutputFileSystem_2 = OutputFileSystem & {
-    createReadStream?: createReadStream;
     statSync: StatSyncFn;
     readFileSync: readFileSync;
 };
diff --git a/packages/rspack/src/config/devServer.ts b/packages/rspack/src/config/devServer.ts
index fc246b03db56..59120657e6c3 100644
--- a/packages/rspack/src/config/devServer.ts
+++ b/packages/rspack/src/config/devServer.ts
@@ -53,7 +53,6 @@ type Headers =
 	  }[]
 	| Record<string, string | string[]>;
 type OutputFileSystem = import("..").OutputFileSystem & {
-	createReadStream?: typeof import("fs").createReadStream;
 	statSync: import("fs").StatSyncFn;
 	readFileSync: typeof import("fs").readFileSync;
 };