diff --git a/services/track-changes/.mocharc.json b/services/track-changes/.mocharc.json
new file mode 100644
index 0000000000..dc3280aa96
--- /dev/null
+++ b/services/track-changes/.mocharc.json
@@ -0,0 +1,3 @@
+{
+  "require": "test/setup.js"
+}
diff --git a/services/track-changes/test/acceptance/js/AppendingUpdatesTests.js b/services/track-changes/test/acceptance/js/AppendingUpdatesTests.js
index 4cf250cfac..def0bdfa1d 100644
--- a/services/track-changes/test/acceptance/js/AppendingUpdatesTests.js
+++ b/services/track-changes/test/acceptance/js/AppendingUpdatesTests.js
@@ -11,9 +11,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 const request = require('request')
diff --git a/services/track-changes/test/acceptance/js/ArchivingUpdatesTests.js b/services/track-changes/test/acceptance/js/ArchivingUpdatesTests.js
index bb1024389c..a17ad6f1de 100644
--- a/services/track-changes/test/acceptance/js/ArchivingUpdatesTests.js
+++ b/services/track-changes/test/acceptance/js/ArchivingUpdatesTests.js
@@ -15,9 +15,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { db, ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 const request = require('request')
diff --git a/services/track-changes/test/acceptance/js/FlushingUpdatesTests.js b/services/track-changes/test/acceptance/js/FlushingUpdatesTests.js
index a48abcc976..c9adeb5fd8 100644
--- a/services/track-changes/test/acceptance/js/FlushingUpdatesTests.js
+++ b/services/track-changes/test/acceptance/js/FlushingUpdatesTests.js
@@ -11,9 +11,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 const request = require('request')
diff --git a/services/track-changes/test/acceptance/js/GettingADiffTests.js b/services/track-changes/test/acceptance/js/GettingADiffTests.js
index 926d005164..9ccc2cca36 100644
--- a/services/track-changes/test/acceptance/js/GettingADiffTests.js
+++ b/services/track-changes/test/acceptance/js/GettingADiffTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 
diff --git a/services/track-changes/test/acceptance/js/GettingUpdatesTests.js b/services/track-changes/test/acceptance/js/GettingUpdatesTests.js
index 83bd985241..f216d987a4 100644
--- a/services/track-changes/test/acceptance/js/GettingUpdatesTests.js
+++ b/services/track-changes/test/acceptance/js/GettingUpdatesTests.js
@@ -11,9 +11,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 
diff --git a/services/track-changes/test/acceptance/js/LockManagerTests.js b/services/track-changes/test/acceptance/js/LockManagerTests.js
index b6f8908554..7062a83237 100644
--- a/services/track-changes/test/acceptance/js/LockManagerTests.js
+++ b/services/track-changes/test/acceptance/js/LockManagerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const Settings = require('settings-sharelatex')
 const LockManager = require('../../../app/js/LockManager')
 const rclient = require('redis').createClient(Settings.redis.history) // Only works locally for now
diff --git a/services/track-changes/test/acceptance/js/RestoringVersions.js b/services/track-changes/test/acceptance/js/RestoringVersions.js
index d4d5d60304..a947dc09df 100644
--- a/services/track-changes/test/acceptance/js/RestoringVersions.js
+++ b/services/track-changes/test/acceptance/js/RestoringVersions.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('../../../app/js/mongodb')
 const Settings = require('settings-sharelatex')
 
diff --git a/services/track-changes/test/acceptance/js/helpers/TrackChangesApp.js b/services/track-changes/test/acceptance/js/helpers/TrackChangesApp.js
index 6ef1127f06..861dcdde88 100644
--- a/services/track-changes/test/acceptance/js/helpers/TrackChangesApp.js
+++ b/services/track-changes/test/acceptance/js/helpers/TrackChangesApp.js
@@ -14,7 +14,6 @@
  */
 const app = require('../../../../app')
 const { waitForDb } = require('../../../../app/js/mongodb')
-require('logger-sharelatex')
 const logger = require('logger-sharelatex')
 const Settings = require('settings-sharelatex')
 
diff --git a/services/track-changes/test/setup.js b/services/track-changes/test/setup.js
new file mode 100644
index 0000000000..9ebe599cea
--- /dev/null
+++ b/services/track-changes/test/setup.js
@@ -0,0 +1,21 @@
+const chai = require('chai')
+const SandboxedModule = require('sandboxed-module')
+
+// Chai configuration
+chai.should()
+
+// SandboxedModule configuration
+SandboxedModule.configure({
+  requires: {
+    'logger-sharelatex': {
+      debug() {},
+      log() {},
+      info() {},
+      warn() {},
+      err() {},
+      error() {},
+      fatal() {}
+    }
+  },
+  globals: { Buffer, JSON, console, process }
+})
diff --git a/services/track-changes/test/unit/js/DiffGenerator/DiffGeneratorTests.js b/services/track-changes/test/unit/js/DiffGenerator/DiffGeneratorTests.js
index 6526c9445d..75a8ab2c0f 100644
--- a/services/track-changes/test/unit/js/DiffGenerator/DiffGeneratorTests.js
+++ b/services/track-changes/test/unit/js/DiffGenerator/DiffGeneratorTests.js
@@ -11,19 +11,13 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/DiffGenerator.js'
 const SandboxedModule = require('sandboxed-module')
 
 describe('DiffGenerator', function () {
   beforeEach(function () {
-    this.DiffGenerator = SandboxedModule.require(modulePath, {
-      requires: {
-        'logger-sharelatex': { warn: sinon.stub() }
-      }
-    })
+    this.DiffGenerator = SandboxedModule.require(modulePath, {})
     this.ts = Date.now()
     this.user_id = 'mock-user-id'
     this.user_id_2 = 'mock-user-id-2'
diff --git a/services/track-changes/test/unit/js/DiffManager/DiffManagerTests.js b/services/track-changes/test/unit/js/DiffManager/DiffManagerTests.js
index 7b72f3a002..b2f4ec6a59 100644
--- a/services/track-changes/test/unit/js/DiffManager/DiffManagerTests.js
+++ b/services/track-changes/test/unit/js/DiffManager/DiffManagerTests.js
@@ -11,9 +11,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/DiffManager.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -21,11 +19,6 @@ describe('DiffManager', function () {
   beforeEach(function () {
     this.DiffManager = SandboxedModule.require(modulePath, {
       requires: {
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub(),
-          warn: sinon.stub()
-        }),
         './UpdatesManager': (this.UpdatesManager = {}),
         './DocumentUpdaterManager': (this.DocumentUpdaterManager = {}),
         './DiffGenerator': (this.DiffGenerator = {})
diff --git a/services/track-changes/test/unit/js/DocArchive/MongoAWS.js b/services/track-changes/test/unit/js/DocArchive/MongoAWS.js
index 55c53046a4..dd4374e965 100644
--- a/services/track-changes/test/unit/js/DocArchive/MongoAWS.js
+++ b/services/track-changes/test/unit/js/DocArchive/MongoAWS.js
@@ -9,8 +9,6 @@
  * DS102: Remove unnecessary code created because of implicit returns
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
-const chai = require('chai')
-chai.should()
 const sinon = require('sinon')
 const modulePath = '../../../../app/js/MongoAWS.js'
 const SandboxedModule = require('sandboxed-module')
@@ -36,11 +34,6 @@ describe('MongoAWS', function () {
         }),
         child_process: (this.child_process = {}),
         'mongo-uri': (this.mongouri = {}),
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub(),
-          err() {}
-        }),
         'aws-sdk': (this.awssdk = {}),
         fs: (this.fs = {}),
         's3-streams': (this.S3S = {}),
diff --git a/services/track-changes/test/unit/js/DocumentUpdaterManager/DocumentUpdaterManagerTests.js b/services/track-changes/test/unit/js/DocumentUpdaterManager/DocumentUpdaterManagerTests.js
index 83f4bf04ad..2825a10fb5 100644
--- a/services/track-changes/test/unit/js/DocumentUpdaterManager/DocumentUpdaterManagerTests.js
+++ b/services/track-changes/test/unit/js/DocumentUpdaterManager/DocumentUpdaterManagerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/DocumentUpdaterManager.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -21,10 +19,6 @@ describe('DocumentUpdaterManager', function () {
     this.DocumentUpdaterManager = SandboxedModule.require(modulePath, {
       requires: {
         request: (this.request = {}),
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub()
-        }),
         'settings-sharelatex': (this.settings = {
           apis: { documentupdater: { url: 'http://example.com' } }
         })
diff --git a/services/track-changes/test/unit/js/HttpController/HttpControllerTests.js b/services/track-changes/test/unit/js/HttpController/HttpControllerTests.js
index 08509f6b28..9746213922 100644
--- a/services/track-changes/test/unit/js/HttpController/HttpControllerTests.js
+++ b/services/track-changes/test/unit/js/HttpController/HttpControllerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/HttpController.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -21,7 +19,6 @@ describe('HttpController', function () {
     this.HttpController = SandboxedModule.require(modulePath, {
       singleOnly: true,
       requires: {
-        'logger-sharelatex': { log: sinon.stub() },
         './UpdatesManager': (this.UpdatesManager = {}),
         './DiffManager': (this.DiffManager = {}),
         './RestoreManager': (this.RestoreManager = {}),
diff --git a/services/track-changes/test/unit/js/LockManager/LockManagerTests.js b/services/track-changes/test/unit/js/LockManager/LockManagerTests.js
index 42ee6dcd62..fc26997574 100644
--- a/services/track-changes/test/unit/js/LockManager/LockManagerTests.js
+++ b/services/track-changes/test/unit/js/LockManager/LockManagerTests.js
@@ -16,9 +16,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/LockManager.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -36,8 +34,7 @@ describe('LockManager', function () {
             return (this.rclient = { auth: sinon.stub() })
           }
         },
-        'settings-sharelatex': this.Settings,
-        'logger-sharelatex': { error() {} }
+        'settings-sharelatex': this.Settings
       }
     })
 
diff --git a/services/track-changes/test/unit/js/MongoManager/MongoManagerTests.js b/services/track-changes/test/unit/js/MongoManager/MongoManagerTests.js
index 70f3d6f4f5..d96b27d8d0 100644
--- a/services/track-changes/test/unit/js/MongoManager/MongoManagerTests.js
+++ b/services/track-changes/test/unit/js/MongoManager/MongoManagerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/MongoManager.js'
 const packModulePath = '../../../../app/js/PackManager.js'
 const SandboxedModule = require('sandboxed-module')
@@ -26,8 +24,7 @@ describe('MongoManager', function () {
       requires: {
         './mongodb': { db: (this.db = {}), ObjectId },
         './PackManager': (this.PackManager = {}),
-        '@overleaf/metrics': { timeAsyncMethod() {} },
-        'logger-sharelatex': { log() {} }
+        '@overleaf/metrics': { timeAsyncMethod() {} }
       }
     })
     this.callback = sinon.stub()
diff --git a/services/track-changes/test/unit/js/PackManager/PackManagerTests.js b/services/track-changes/test/unit/js/PackManager/PackManagerTests.js
index b0092f8df7..957c22aac8 100644
--- a/services/track-changes/test/unit/js/PackManager/PackManagerTests.js
+++ b/services/track-changes/test/unit/js/PackManager/PackManagerTests.js
@@ -11,10 +11,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const { assert } = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { assert, expect } = require('chai')
 const modulePath = '../../../../app/js/PackManager.js'
 const SandboxedModule = require('sandboxed-module')
 const { ObjectId } = require('mongodb')
@@ -31,7 +28,6 @@ describe('PackManager', function () {
         './mongodb': { db: (this.db = {}), ObjectId },
         './LockManager': {},
         './MongoAWS': {},
-        'logger-sharelatex': { log: sinon.stub(), error: sinon.stub() },
         '@overleaf/metrics': { inc() {} },
         './ProjectIterator': require('../../../../app/js/ProjectIterator.js'), // Cache for speed
         'settings-sharelatex': {
diff --git a/services/track-changes/test/unit/js/RedisManager/RedisManagerTests.js b/services/track-changes/test/unit/js/RedisManager/RedisManagerTests.js
index f3185daf08..13fa467570 100644
--- a/services/track-changes/test/unit/js/RedisManager/RedisManagerTests.js
+++ b/services/track-changes/test/unit/js/RedisManager/RedisManagerTests.js
@@ -12,9 +12,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/RedisManager.js'
 const SandboxedModule = require('sandboxed-module')
 
diff --git a/services/track-changes/test/unit/js/RestoreManager/RestoreManagerTests.js b/services/track-changes/test/unit/js/RestoreManager/RestoreManagerTests.js
index 7e9c6896b0..dd664a6003 100644
--- a/services/track-changes/test/unit/js/RestoreManager/RestoreManagerTests.js
+++ b/services/track-changes/test/unit/js/RestoreManager/RestoreManagerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/RestoreManager.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -20,10 +18,6 @@ describe('RestoreManager', function () {
   beforeEach(function () {
     this.RestoreManager = SandboxedModule.require(modulePath, {
       requires: {
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub()
-        }),
         './DocumentUpdaterManager': (this.DocumentUpdaterManager = {}),
         './DiffManager': (this.DiffManager = {})
       }
diff --git a/services/track-changes/test/unit/js/UpdateCompressor/UpdateCompressorTests.js b/services/track-changes/test/unit/js/UpdateCompressor/UpdateCompressorTests.js
index 110b8ed1c8..a703ae8084 100644
--- a/services/track-changes/test/unit/js/UpdateCompressor/UpdateCompressorTests.js
+++ b/services/track-changes/test/unit/js/UpdateCompressor/UpdateCompressorTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/UpdateCompressor.js'
 const SandboxedModule = require('sandboxed-module')
 
diff --git a/services/track-changes/test/unit/js/UpdateTrimmer/UpdateTrimmerTests.js b/services/track-changes/test/unit/js/UpdateTrimmer/UpdateTrimmerTests.js
index 5623954230..2d89a3520d 100644
--- a/services/track-changes/test/unit/js/UpdateTrimmer/UpdateTrimmerTests.js
+++ b/services/track-changes/test/unit/js/UpdateTrimmer/UpdateTrimmerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/UpdateTrimmer.js'
 const SandboxedModule = require('sandboxed-module')
 const tk = require('timekeeper')
@@ -24,10 +22,6 @@ describe('UpdateTrimmer', function () {
 
     this.UpdateTrimmer = SandboxedModule.require(modulePath, {
       requires: {
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub()
-        }),
         './WebApiManager': (this.WebApiManager = {}),
         './MongoManager': (this.MongoManager = {})
       }
diff --git a/services/track-changes/test/unit/js/UpdatesManager/UpdatesManagerTests.js b/services/track-changes/test/unit/js/UpdatesManager/UpdatesManagerTests.js
index ed7c4b064e..b90d1567c8 100644
--- a/services/track-changes/test/unit/js/UpdatesManager/UpdatesManagerTests.js
+++ b/services/track-changes/test/unit/js/UpdatesManager/UpdatesManagerTests.js
@@ -14,9 +14,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const { ObjectId } = require('mongodb')
 const modulePath = '../../../../app/js/UpdatesManager.js'
 const SandboxedModule = require('sandboxed-module')
@@ -34,7 +32,6 @@ describe('UpdatesManager', function () {
         './WebApiManager': (this.WebApiManager = {}),
         './UpdateTrimmer': (this.UpdateTrimmer = {}),
         './DocArchiveManager': (this.DocArchiveManager = {}),
-        'logger-sharelatex': { log: sinon.stub(), error: sinon.stub() },
         'settings-sharelatex': {
           redis: {
             lock: {
diff --git a/services/track-changes/test/unit/js/WebApiManager/WebApiManagerTests.js b/services/track-changes/test/unit/js/WebApiManager/WebApiManagerTests.js
index 5aca308be2..7e23e72b0a 100644
--- a/services/track-changes/test/unit/js/WebApiManager/WebApiManagerTests.js
+++ b/services/track-changes/test/unit/js/WebApiManager/WebApiManagerTests.js
@@ -10,9 +10,7 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
  */
 const sinon = require('sinon')
-const chai = require('chai')
-const should = chai.should()
-const { expect } = chai
+const { expect } = require('chai')
 const modulePath = '../../../../app/js/WebApiManager.js'
 const SandboxedModule = require('sandboxed-module')
 
@@ -21,10 +19,6 @@ describe('WebApiManager', function () {
     this.WebApiManager = SandboxedModule.require(modulePath, {
       requires: {
         requestretry: (this.request = {}),
-        'logger-sharelatex': (this.logger = {
-          log: sinon.stub(),
-          error: sinon.stub()
-        }),
         'settings-sharelatex': (this.settings = {
           apis: {
             web: {