diff --git a/packages/file-store/configstores/FileConfigstore.ts b/packages/file-store/configstores/FileConfigstore.ts
index ef573293..e118e349 100644
--- a/packages/file-store/configstores/FileConfigstore.ts
+++ b/packages/file-store/configstores/FileConfigstore.ts
@@ -1,7 +1,6 @@
 import fs from 'node:fs/promises'
 import path from 'node:path'
 import {Upload} from '@tus/server'
-import PQueue from 'p-queue'
 
 import {Configstore} from './Types'
 
@@ -11,16 +10,14 @@ import {Configstore} from './Types'
  */
 export class FileConfigstore implements Configstore {
   directory: string
-  queue: PQueue
 
   constructor(path: string) {
     this.directory = path
-    this.queue = new PQueue({concurrency: 1})
   }
 
   async get(key: string): Promise<Upload | undefined> {
     try {
-      const buffer = await this.queue.add(() => fs.readFile(this.resolve(key), 'utf8'))
+      const buffer = await fs.readFile(this.resolve(key), 'utf8')
       return JSON.parse(buffer as string)
     } catch {
       return undefined
@@ -28,23 +25,21 @@ export class FileConfigstore implements Configstore {
   }
 
   async set(key: string, value: Upload): Promise<void> {
-    await this.queue.add(() => fs.writeFile(this.resolve(key), JSON.stringify(value)))
+    await fs.writeFile(this.resolve(key), JSON.stringify(value))
   }
 
   async delete(key: string): Promise<void> {
-    await this.queue.add(() => fs.rm(this.resolve(key)))
+    await fs.rm(this.resolve(key))
   }
 
   async list(): Promise<Array<string>> {
-    return this.queue.add(async () => {
-      const files = await fs.readdir(this.directory)
-      const sorted = files.sort((a, b) => a.localeCompare(b))
-      const name = (file: string) => path.basename(file, '.json')
-      // To only return tus file IDs we check if the file has a corresponding JSON info file
-      return sorted.filter(
-        (file, idx) => idx < sorted.length - 1 && name(file) === name(sorted[idx + 1])
-      )
-    })
+    const files = await fs.readdir(this.directory)
+    const sorted = files.sort((a, b) => a.localeCompare(b))
+    const name = (file: string) => path.basename(file, '.json')
+    // To only return tus file IDs we check if the file has a corresponding JSON info file
+    return sorted.filter(
+      (file, idx) => idx < sorted.length - 1 && name(file) === name(sorted[idx + 1])
+    )
   }
 
   private resolve(key: string): string {
diff --git a/packages/file-store/package.json b/packages/file-store/package.json
index 788c9c46..3b356c5d 100644
--- a/packages/file-store/package.json
+++ b/packages/file-store/package.json
@@ -21,8 +21,7 @@
     "test": "mocha test.ts --exit --extension ts --require ts-node/register"
   },
   "dependencies": {
-    "debug": "^4.3.4",
-    "p-queue": "^6.6.2"
+    "debug": "^4.3.4"
   },
   "devDependencies": {
     "@tus/server": "workspace:^",
diff --git a/packages/server/src/server.ts b/packages/server/src/server.ts
index dd180ffd..cece359b 100644
--- a/packages/server/src/server.ts
+++ b/packages/server/src/server.ts
@@ -22,7 +22,6 @@ import {
 import type stream from 'node:stream'
 import type {ServerOptions, RouteHandler} from './types'
 import type {DataStore, Upload, CancellationContext} from './models'
-import {MemoryLocker} from './lockers'
 
 type Handlers = {
   GET: InstanceType<typeof GetHandler>
@@ -94,10 +93,6 @@ export class Server extends EventEmitter {
       throw new Error("'datastore' is not defined; must have a datastore")
     }
 
-    if (!options.locker) {
-      options.locker = new MemoryLocker()
-    }
-
     const {datastore, ...rest} = options
     this.options = rest
     this.datastore = datastore
diff --git a/yarn.lock b/yarn.lock
index 31332497..fd8bb4bc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1500,7 +1500,6 @@ __metadata:
     eslint: ^8.48.0
     eslint-config-custom: "workspace:*"
     mocha: ^10.2.0
-    p-queue: ^6.6.2
     should: ^13.2.3
     typescript: ^5.2.2
   peerDependencies:
@@ -2858,13 +2857,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"eventemitter3@npm:^4.0.4":
-  version: 4.0.7
-  resolution: "eventemitter3@npm:4.0.7"
-  checksum: 1875311c42fcfe9c707b2712c32664a245629b42bb0a5a84439762dd0fd637fc54d078155ea83c2af9e0323c9ac13687e03cfba79b03af9f40c89b4960099374
-  languageName: node
-  linkType: hard
-
 "events@npm:^3.3.0":
   version: 3.3.0
   resolution: "events@npm:3.3.0"
@@ -4217,13 +4209,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"p-finally@npm:^1.0.0":
-  version: 1.0.0
-  resolution: "p-finally@npm:1.0.0"
-  checksum: 93a654c53dc805dd5b5891bab16eb0ea46db8f66c4bfd99336ae929323b1af2b70a8b0654f8f1eae924b2b73d037031366d645f1fd18b3d30cbd15950cc4b1d4
-  languageName: node
-  linkType: hard
-
 "p-limit@npm:^3.0.1, p-limit@npm:^3.0.2":
   version: 3.1.0
   resolution: "p-limit@npm:3.1.0"
@@ -4251,25 +4236,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"p-queue@npm:^6.6.2":
-  version: 6.6.2
-  resolution: "p-queue@npm:6.6.2"
-  dependencies:
-    eventemitter3: ^4.0.4
-    p-timeout: ^3.2.0
-  checksum: 832642fcc4ab6477b43e6d7c30209ab10952969ed211c6d6f2931be8a4f9935e3578c72e8cce053dc34f2eb6941a408a2c516a54904e989851a1a209cf19761c
-  languageName: node
-  linkType: hard
-
-"p-timeout@npm:^3.2.0":
-  version: 3.2.0
-  resolution: "p-timeout@npm:3.2.0"
-  dependencies:
-    p-finally: ^1.0.0
-  checksum: 3dd0eaa048780a6f23e5855df3dd45c7beacff1f820476c1d0d1bcd6648e3298752ba2c877aa1c92f6453c7dd23faaf13d9f5149fc14c0598a142e2c5e8d649c
-  languageName: node
-  linkType: hard
-
 "parent-module@npm:^1.0.0":
   version: 1.0.1
   resolution: "parent-module@npm:1.0.1"