diff --git a/package.json b/package.json
index 7a8b48ff..d3fcb024 100644
--- a/package.json
+++ b/package.json
@@ -40,15 +40,15 @@
     "iconv-lite": "^0.6.3",
     "jsonwebtoken": "^9.0.2",
     "module-alias": "^2.2.2",
-    "mongodb": "^4.2.2",
-    "mongoose": "^6.1.2",
+    "mongodb": "^6.8.0",
+    "mongoose": "^8.5.1",
     "multer": "^1.4.5-lts.1",
     "nodemailer": "^6.7.7",
     "pug": "^3.0.2",
+    "winston": "^3.13.1",
+    "winston-mongodb": "^5.1.1",
     "swagger-jsdoc": "^6.2.8",
-    "swagger-ui-express": "^5.0.1",
-    "winston": "^3.8.0",
-    "winston-mongodb": "^5.0.7"
+    "swagger-ui-express": "^5.0.1"
   },
   "lint-staged": {
     "*.{js}": [
diff --git a/src/services/attachment.js b/src/services/attachment.js
index 2b9f4d33..8bc28a16 100644
--- a/src/services/attachment.js
+++ b/src/services/attachment.js
@@ -76,7 +76,7 @@ const attachmentService = {
       throw createForbiddenError()
     }
 
-    await Attachment.findByIdAndRemove(id).exec()
+    await Attachment.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/chat.js b/src/services/chat.js
index fcd8307b..e1e14534 100644
--- a/src/services/chat.js
+++ b/src/services/chat.js
@@ -42,9 +42,9 @@ const chatService = {
     const { id: user, role: userRole } = currentUser
 
     return await Chat.find({
-      'members.user': mongoose.Types.ObjectId(user),
+      'members.user': new mongoose.Types.ObjectId(user),
       'members.role': userRole,
-      'deletedFor.user': { $ne: mongoose.Types.ObjectId(user) }
+      'deletedFor.user': { $ne: new mongoose.Types.ObjectId(user) }
     }).populate([
       {
         path: 'latestMessage',
@@ -67,7 +67,7 @@ const chatService = {
       throw createForbiddenError()
     }
 
-    await Chat.findByIdAndRemove(id).exec()
+    await Chat.findByIdAndDelete(id).exec()
   },
   markAsDeletedForCurrentUser: async (id, currentUser) => {
     const chat = await Chat.findById(id).exec()
diff --git a/src/services/course.js b/src/services/course.js
index 3b301a5c..9fa37aec 100644
--- a/src/services/course.js
+++ b/src/services/course.js
@@ -80,7 +80,7 @@ const courseService = {
       throw createForbiddenError()
     }
 
-    await Course.findByIdAndRemove(id).exec()
+    await Course.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/lesson.js b/src/services/lesson.js
index 83b4fe19..707c122a 100644
--- a/src/services/lesson.js
+++ b/src/services/lesson.js
@@ -53,7 +53,7 @@ const lessonService = {
       throw createForbiddenError()
     }
 
-    await Lesson.findByIdAndRemove(id).exec()
+    await Lesson.findByIdAndDelete(id).exec()
   },
 
   getLessonById: async (id) => {
diff --git a/src/services/message.js b/src/services/message.js
index 2247941d..7e3f0f2f 100644
--- a/src/services/message.js
+++ b/src/services/message.js
@@ -45,7 +45,7 @@ const messageService = {
 
     const messages = await Message.find({
       chat: chat,
-      'clearedFor.user': { $ne: mongoose.Types.ObjectId(user) }
+      'clearedFor.user': { $ne: new mongoose.Types.ObjectId(user) }
     })
       .populate({ path: 'author', select: '_id photo' })
       .select('+isRead')
diff --git a/src/services/note.js b/src/services/note.js
index 4bfce465..ad44738c 100644
--- a/src/services/note.js
+++ b/src/services/note.js
@@ -62,7 +62,7 @@ const noteService = {
 
     if (!note || note.author.toString() !== userId) throw createForbiddenError()
 
-    await Note.findByIdAndRemove(noteId).exec()
+    await Note.findByIdAndDelete(noteId).exec()
   }
 }
 
diff --git a/src/services/offer.js b/src/services/offer.js
index a20b6563..ed207fc2 100644
--- a/src/services/offer.js
+++ b/src/services/offer.js
@@ -1,9 +1,9 @@
-const { ObjectId } = require('mongodb')
 const Offer = require('~/models/offer')
 
 const filterAllowedFields = require('~/utils/filterAllowedFields')
 const { allowedOfferFieldsForUpdate } = require('~/validation/services/offer')
 const { createForbiddenError } = require('~/utils/errorsHelper')
+const mongoose = require('mongoose')
 
 const offerService = {
   getOffers: async (pipeline) => {
@@ -26,12 +26,12 @@ const offerService = {
 
     const [chatLookup] = await Offer.aggregate([
       {
-        $match: { _id: ObjectId(id) }
+        $match: { _id: new mongoose.Types.ObjectId(id) }
       },
       {
         $lookup: {
           from: 'chats',
-          let: { authorId: '$author', userId: ObjectId(userId) },
+          let: { authorId: '$author', userId: new mongoose.Types.ObjectId(userId) },
           pipeline: [
             {
               $match: {
@@ -112,7 +112,7 @@ const offerService = {
   },
 
   deleteOffer: async (id) => {
-    await Offer.findByIdAndRemove(id).exec()
+    await Offer.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/question.js b/src/services/question.js
index 494fd2e0..b4876bd4 100644
--- a/src/services/question.js
+++ b/src/services/question.js
@@ -44,7 +44,7 @@ const questionService = {
       throw createForbiddenError()
     }
 
-    await Question.findByIdAndRemove(id).exec()
+    await Question.findByIdAndDelete(id).exec()
   },
 
   updateQuestion: async (id, currentUserId, data) => {
diff --git a/src/services/quiz.js b/src/services/quiz.js
index 1dc1f8bc..0f3ccf58 100644
--- a/src/services/quiz.js
+++ b/src/services/quiz.js
@@ -62,7 +62,7 @@ const quizService = {
       throw createForbiddenError()
     }
 
-    await Quiz.findByIdAndRemove(id).exec()
+    await Quiz.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/resourcesCategory.js b/src/services/resourcesCategory.js
index de2652b4..2fc6ceb3 100644
--- a/src/services/resourcesCategory.js
+++ b/src/services/resourcesCategory.js
@@ -50,7 +50,7 @@ const resourcesCategoryService = {
       throw createForbiddenError()
     }
 
-    await ResourcesCategory.findByIdAndRemove(id).exec()
+    await ResourcesCategory.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/review.js b/src/services/review.js
index 3749c77b..56a177e3 100644
--- a/src/services/review.js
+++ b/src/services/review.js
@@ -79,7 +79,7 @@ const reviewService = {
   },
 
   deleteReview: async (id) => {
-    await Review.findByIdAndRemove(id).exec()
+    await Review.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/subject.js b/src/services/subject.js
index 555eeab5..65f18f99 100644
--- a/src/services/subject.js
+++ b/src/services/subject.js
@@ -42,7 +42,7 @@ const subjectService = {
   },
 
   deleteSubject: async (id) => {
-    await Subject.findByIdAndRemove(id).exec()
+    await Subject.findByIdAndDelete(id).exec()
   }
 }
 
diff --git a/src/services/user.js b/src/services/user.js
index aaec4b3a..0afd1587 100644
--- a/src/services/user.js
+++ b/src/services/user.js
@@ -234,7 +234,7 @@ const userService = {
   },
 
   deleteUser: async (id) => {
-    await User.findByIdAndRemove(id).exec()
+    await User.findByIdAndDelete(id).exec()
   },
 
   _calculateDeletionMainSubject: async (userId, categoryId) => {
diff --git a/src/test/integration/controllers/cooperation.spec.js b/src/test/integration/controllers/cooperation.spec.js
index 18f9aba9..5670214a 100644
--- a/src/test/integration/controllers/cooperation.spec.js
+++ b/src/test/integration/controllers/cooperation.spec.js
@@ -19,8 +19,8 @@ const nonExistingOfferId = '648ae644aa322613ba08e69e'
 const validationErrorMessage = 'You can change only either the status or the price in one operation'
 
 const id = new mongoose.Types.ObjectId()
+const optionsSearch = coopsAggregateOptions({ id, role: 'testRole' }, { search: 'testSearch' })
 const optionsStatus = coopsAggregateOptions({}, { status: 'testStatus' })
-const optionsSearch = coopsAggregateOptions({ id: id.toString(), role: 'testRole' }, { search: 'testSearch' })
 
 const tutorUserData = {
   role: ['tutor'],
diff --git a/src/test/integration/controllers/finishedQuiz.spec.js b/src/test/integration/controllers/finishedQuiz.spec.js
index 733e7d52..7ab463af 100644
--- a/src/test/integration/controllers/finishedQuiz.spec.js
+++ b/src/test/integration/controllers/finishedQuiz.spec.js
@@ -60,7 +60,7 @@ describe('Quiz controller', () => {
 
     testFinishedQuiz = await app
       .post(endpointUrl)
-      .send({ quiz: testQuiz._id, ...testFinishedQuizData })
+      .send({ quiz: testQuiz._id.toString(), ...testFinishedQuizData })
       .set('Cookie', [`accessToken=${accessToken}`])
   })
 
diff --git a/src/test/integration/controllers/note.spec.js b/src/test/integration/controllers/note.spec.js
index 6efc9cff..8f53f129 100644
--- a/src/test/integration/controllers/note.spec.js
+++ b/src/test/integration/controllers/note.spec.js
@@ -75,7 +75,7 @@ describe('Note controller', () => {
       expect(response.body.length).toBe(1)
       expect(Array.isArray(response.body)).toBe(true)
       expect(response.body[0]).toMatchObject({
-        _id: testNote._body._id,
+        _id: testNote._body._id.toString(),
         text: expect.any(String),
         author: {
           _id: testUser.id,
@@ -118,7 +118,7 @@ describe('Note controller', () => {
     it('should create new note', () => {
       expect(testNote.statusCode).toBe(201)
       expect(testNote._body).toMatchObject({
-        _id: testNote._body._id,
+        _id: testNote._body._id.toString(),
         text: expect.any(String),
         author: testUser.id,
         cooperation: testCooperation._id.toString(),
diff --git a/src/test/integration/controllers/offer.spec.js b/src/test/integration/controllers/offer.spec.js
index 787a689e..8ba34930 100644
--- a/src/test/integration/controllers/offer.spec.js
+++ b/src/test/integration/controllers/offer.spec.js
@@ -157,29 +157,39 @@ describe('Offer controller', () => {
     it('should get an offer by ID', async () => {
       const response = await app.get(endpointUrl + testOffer._id).set('Cookie', [`accessToken=${accessToken}`])
 
-      expect(response.body).toEqual({
-        ...testOffer,
-        author: {
-          _id: testOffer.author,
-          firstName: 'Tart',
-          lastName: 'Drilling',
-          FAQ: [{ _id: expect.any(String), answer: 'answer1', question: 'question1' }],
-          totalReviews: {
-            student: 0,
-            tutor: 0
-          },
-          averageRating: {
-            student: 0,
-            tutor: 0
-          }
-        },
-        subject: {
-          _id: testOffer.subject,
-          name: 'TestSubject'
-        },
-        chatId: null
-      })
       expect(response.statusCode).toBe(200)
+
+      const { FAQ, author, subject, chatId, ...restResponse } = response.body
+      const { FAQ: expectedFAQ, author: expectedAuthor, subject: expectedSubject, ...restExpected } = testOffer
+
+      expect(restResponse).toEqual(restExpected)
+
+      expect(author._id).toEqual(expectedAuthor)
+      expect(author.firstName).toBe('Tart')
+      expect(author.lastName).toBe('Drilling')
+      expect(author.FAQ).toEqual(
+        expect.arrayContaining([
+          expect.objectContaining({
+            question: 'question1',
+            answer: 'answer1'
+          })
+        ])
+      )
+      expect(author.totalReviews).toEqual({
+        student: 0,
+        tutor: 0
+      })
+      expect(author.averageRating).toEqual({
+        student: 0,
+        tutor: 0
+      })
+
+      expect(subject._id).toEqual(expectedSubject)
+      expect(subject.name).toBe('TestSubject')
+
+      expect(FAQ[0]._id).toBe(expectedFAQ[0]._id)
+
+      expect(chatId).toBeNull()
     })
 
     it('should throw DOCUMENT_NOT_FOUND', async () => {
diff --git a/src/test/integration/controllers/user.spec.js b/src/test/integration/controllers/user.spec.js
index d73e4986..5e3162ce 100644
--- a/src/test/integration/controllers/user.spec.js
+++ b/src/test/integration/controllers/user.spec.js
@@ -496,7 +496,7 @@ describe('User controller', () => {
           password: 'password',
           appLanguage: 'en',
           mainSubjects: {
-            student: [{ category: { _id: new mongoose.Types.ObjectId(), name: 'Cooking' }, subjects: [] }],
+            student: [{ category: { _id: new mongoose.Types.ObjectId().toString(), name: 'Cooking' }, subjects: [] }],
             tutor: []
           }
         })
diff --git a/src/utils/categories/conditionCreator.js b/src/utils/categories/conditionCreator.js
index 79f66d54..f7bb3590 100644
--- a/src/utils/categories/conditionCreator.js
+++ b/src/utils/categories/conditionCreator.js
@@ -4,11 +4,11 @@ const condition = (data) => {
   const condition = {}
 
   if (data.categoryId) {
-    condition.category = mongoose.Types.ObjectId(data.categoryId)
+    condition.category = new mongoose.Types.ObjectId(data.categoryId)
   }
 
   if (data.subjectId) {
-    condition.subject = mongoose.Types.ObjectId(data.subjectId)
+    condition.subject = new mongoose.Types.ObjectId(data.subjectId)
   }
 
   if (data.authorRole) {
diff --git a/src/utils/cooperations/coopsAggregateOptions.js b/src/utils/cooperations/coopsAggregateOptions.js
index ee7f6cc1..873283d1 100644
--- a/src/utils/cooperations/coopsAggregateOptions.js
+++ b/src/utils/cooperations/coopsAggregateOptions.js
@@ -20,8 +20,8 @@ const coopsAggregateOptions = (params = {}, query) => {
     match.$and = [
       {
         $or: [
-          { initiator: mongoose.Types.ObjectId(id), initiatorRole: role },
-          { receiver: mongoose.Types.ObjectId(id), receiverRole: role }
+          { initiator: new mongoose.Types.ObjectId(id), initiatorRole: role },
+          { receiver: new mongoose.Types.ObjectId(id), receiverRole: role }
         ]
       }
     ]
@@ -44,7 +44,7 @@ const coopsAggregateOptions = (params = {}, query) => {
       $lookup: {
         from: 'users',
         let: {
-          lookUpField: { $cond: [{ $eq: ['$initiator', mongoose.Types.ObjectId(id)] }, '$receiver', '$initiator'] },
+          lookUpField: { $cond: [{ $eq: ['$initiator', new mongoose.Types.ObjectId(id)] }, '$receiver', '$initiator'] },
           role: {
             $cond: [{ $eq: ['$initiatorRole', role] }, '$receiverRole', '$initiatorRole']
           }
diff --git a/src/utils/offers/offerAggregateOptions.js b/src/utils/offers/offerAggregateOptions.js
index 863925b7..8acbb432 100644
--- a/src/utils/offers/offerAggregateOptions.js
+++ b/src/utils/offers/offerAggregateOptions.js
@@ -60,7 +60,7 @@ const offerAggregateOptions = (query, params, user) => {
   }
 
   if (authorId) {
-    match['author._id'] = mongoose.Types.ObjectId(authorId)
+    match['author._id'] = new mongoose.Types.ObjectId(authorId)
   }
 
   if (authorRole) {
@@ -97,15 +97,15 @@ const offerAggregateOptions = (query, params, user) => {
   }
 
   if (categoryId) {
-    match['category._id'] = mongoose.Types.ObjectId(categoryId)
+    match['category._id'] = new mongoose.Types.ObjectId(categoryId)
   }
 
   if (subjectId) {
-    match['subject._id'] = mongoose.Types.ObjectId(subjectId)
+    match['subject._id'] = new mongoose.Types.ObjectId(subjectId)
   }
 
   if (excludedOfferId) {
-    match._id = { $ne: mongoose.Types.ObjectId(excludedOfferId) }
+    match._id = { $ne: new mongoose.Types.ObjectId(excludedOfferId) }
   }
 
   let sortOption = {}
@@ -185,7 +185,10 @@ const offerAggregateOptions = (query, params, user) => {
     {
       $lookup: {
         from: 'chats',
-        let: { authorId: { $arrayElemAt: ['$author._id', 0] }, userId: mongoose.Types.ObjectId(userId) },
+        let: {
+          authorId: { $arrayElemAt: ['$author._id', 0] },
+          userId: new mongoose.Types.ObjectId(userId)
+        },
         pipeline: [
           {
             $match: {
diff --git a/src/utils/reviews/reviewStatsAggregation.js b/src/utils/reviews/reviewStatsAggregation.js
index cfccfd64..42167999 100644
--- a/src/utils/reviews/reviewStatsAggregation.js
+++ b/src/utils/reviews/reviewStatsAggregation.js
@@ -5,7 +5,7 @@ const calculateReviewStats = async (targetUserId, targetUserRole) => {
   const [reviews] = await Review.aggregate([
     {
       $match: {
-        targetUserId: mongoose.Types.ObjectId(targetUserId),
+        targetUserId: new mongoose.Types.ObjectId(`${targetUserId}`),
         targetUserRole
       }
     },