diff --git a/backend/src/diffs/diffs.service.ts b/backend/src/diffs/diffs.service.ts
index b0b49f7e..d002c293 100644
--- a/backend/src/diffs/diffs.service.ts
+++ b/backend/src/diffs/diffs.service.ts
@@ -183,7 +183,7 @@ export class DiffsService {
     ).fill(0);
     for (let idx = 0; idx < arrLength; idx++) {
       const logicalIndex = this.getLogicalIndex(
-        diffDTOs[idx].S3DiffID,
+        diffDTOs[idx].S3DiffIndex,
         nextDiffID,
         arrLength,
       );
diff --git a/backend/src/diffs/dto/diffs.dto.ts b/backend/src/diffs/dto/diffs.dto.ts
index bdb2ae3c..69d761f6 100644
--- a/backend/src/diffs/dto/diffs.dto.ts
+++ b/backend/src/diffs/dto/diffs.dto.ts
@@ -3,7 +3,7 @@ export class DiffDTO {
   MarkdownID: string;
   UserID: number;
   DisplayID: number;
-  S3DiffID: number;
+  S3DiffIndex: number;
   LastModified: Date;
   Content: string;
   SnapshotID: string;
@@ -13,7 +13,7 @@ export class DiffDTO {
     this.MarkdownID = undefined;
     this.UserID = undefined;
     this.DisplayID = undefined;
-    this.S3DiffID = undefined;
+    this.S3DiffIndex = undefined;
     this.LastModified = undefined;
     this.Content = undefined;
     this.SnapshotID = undefined;
diff --git a/backend/src/s3/s3.service.ts b/backend/src/s3/s3.service.ts
index e6d51587..31bda753 100644
--- a/backend/src/s3/s3.service.ts
+++ b/backend/src/s3/s3.service.ts
@@ -427,7 +427,7 @@ export class S3Service {
     const diffDTOs: DiffDTO[] = [];
 
     const firstDiffID =
-      snapshotDTO.S3SnapshotID *
+      snapshotDTO.S3SnapshotIndex *
       parseInt(process.env.DIFFS_PER_SNAPSHOT);
 
     for (
@@ -584,11 +584,6 @@ export class S3Service {
 
     const filePath = `${diffDTO.UserID}/${diffDTO.MarkdownID}`;
 
-    console.log(
-      'fileDTO.Content: ',
-      fileDTO.Content,
-    );
-
     try {
       await this.s3Client.send(
         new PutObjectCommand({
diff --git a/backend/src/snapshots/dto/snapshot.dto.ts b/backend/src/snapshots/dto/snapshot.dto.ts
index cd66fd73..70ebe8ab 100644
--- a/backend/src/snapshots/dto/snapshot.dto.ts
+++ b/backend/src/snapshots/dto/snapshot.dto.ts
@@ -3,7 +3,7 @@ export class SnapshotDTO {
   MarkdownID: string;
   UserID: number;
   DisplayID: number;
-  S3SnapshotID: number;
+  S3SnapshotIndex: number;
   LastModified: Date;
   Content: string;
   OldestSnapshot: boolean;
@@ -13,7 +13,7 @@ export class SnapshotDTO {
     this.MarkdownID = undefined;
     this.UserID = undefined;
     this.DisplayID = undefined;
-    this.S3SnapshotID = undefined;
+    this.S3SnapshotIndex = undefined;
     this.LastModified = undefined;
     this.Content = undefined;
     this.OldestSnapshot = false;
diff --git a/backend/src/snapshots/snapshots.service.ts b/backend/src/snapshots/snapshots.service.ts
index b57ad64e..86a8c639 100644
--- a/backend/src/snapshots/snapshots.service.ts
+++ b/backend/src/snapshots/snapshots.service.ts
@@ -188,7 +188,7 @@ export class SnapshotService {
     ).fill(0);
     for (let idx = 0; idx < arrLength; idx++) {
       const logicalIndex = this.getLogicalIndex(
-        snapshotDTOs[idx].S3SnapshotID,
+        snapshotDTOs[idx].S3SnapshotIndex,
         nextDiffID,
         arrLength,
       );
diff --git a/backend/src/version_control/version_control.service.spec.ts b/backend/src/version_control/version_control.service.spec.ts
index 3c66216d..f0c48451 100644
--- a/backend/src/version_control/version_control.service.spec.ts
+++ b/backend/src/version_control/version_control.service.spec.ts
@@ -13,11 +13,13 @@ import { Repository } from 'typeorm';
 import { MarkdownFile } from '../markdown_files/entities/markdown_file.entity';
 import { SnapshotService } from '../snapshots/snapshots.service';
 import { Snapshot } from '../snapshots/entities/snapshots.entity';
+import { DiffDTO } from '../diffs/dto/diffs.dto';
 
 describe('VersionControlService', () => {
   let service: VersionControlService;
   let diffsService: DiffsService;
   let markdownFilesService: MarkdownFilesService;
+  let snapshotService: SnapshotService;
   let s3Service: S3Service;
   let s3ServiceMock: S3ServiceMock;
 
@@ -64,9 +66,56 @@ describe('VersionControlService', () => {
     s3ServiceMock = module.get<S3ServiceMock>(
       S3ServiceMock,
     );
+
+    snapshotService = module.get<SnapshotService>(
+      SnapshotService,
+    );
   });
 
   it('should be defined', () => {
     expect(service).toBeDefined();
   });
+
+  describe('saveSnapshot', () => {
+    const diffDTO = new DiffDTO();
+    const nextSnaphshotID = 0;
+    it('should call the s3Service and save snapshot correctly', async () => {
+      jest.spyOn(s3Service, 'saveSnapshot');
+
+      jest
+        .spyOn(Repository.prototype, 'findOne')
+        .mockResolvedValueOnce(new Snapshot());
+
+      jest
+        .spyOn(Repository.prototype, 'save')
+        .mockResolvedValueOnce(new Snapshot());
+
+      jest
+        .spyOn(Repository.prototype, 'findOneBy')
+        .mockResolvedValueOnce(
+          new MarkdownFile(),
+        );
+
+      jest
+        .spyOn(Repository.prototype, 'save')
+        .mockResolvedValueOnce(
+          new MarkdownFile(),
+        );
+
+      jest.spyOn(
+        snapshotService,
+        'updateSnapshot',
+      );
+
+      jest.spyOn(
+        markdownFilesService,
+        'incrementNextSnapshotID',
+      );
+
+      const response = await service.saveSnapshot(
+        diffDTO,
+        nextSnaphshotID,
+      );
+    });
+  });
 });
diff --git a/backend/src/version_control/version_control.service.ts b/backend/src/version_control/version_control.service.ts
index 815e2220..33f9c272 100644
--- a/backend/src/version_control/version_control.service.ts
+++ b/backend/src/version_control/version_control.service.ts
@@ -272,7 +272,7 @@ export class VersionControlService {
       snapshotDTO.MarkdownID =
         snapshot.MarkdownID;
       snapshotDTO.UserID = snapshot.UserID;
-      snapshotDTO.S3SnapshotID =
+      snapshotDTO.S3SnapshotIndex =
         snapshot.S3SnapshotIndex;
       snapshotDTO.LastModified =
         snapshot.LastModified;
@@ -291,7 +291,7 @@ export class VersionControlService {
       diffDTO.DiffID = diff.DiffID;
       diffDTO.MarkdownID = diff.MarkdownID;
       diffDTO.UserID = diff.UserID;
-      diffDTO.S3DiffID = diff.S3DiffIndex;
+      diffDTO.S3DiffIndex = diff.S3DiffIndex;
       diffDTO.LastModified = diff.LastModified;
       diffDTO.SnapshotID = diff.SnapshotID;
       diffDTOs.push(diffDTO);