diff --git a/index.js b/index.js
index 508c089..a877bab 100644
--- a/index.js
+++ b/index.js
@@ -1,5 +1,6 @@
 var config = require('./src/config.js');
 var createServer = require('./src/app.js');
+const logger = require('./src/utils/logger.js');
 var server = createServer(() => {
-  console.log("Server started on port " + config.port + ".");
+  logger.info("Server started on port " + config.port + ".");
 });
diff --git a/src/databases/Mysql.js b/src/databases/Mysql.js
index 40e3d76..8f3d8ba 100644
--- a/src/databases/Mysql.js
+++ b/src/databases/Mysql.js
@@ -1,6 +1,6 @@
 var MysqlInterface = require('sync-mysql');
 var config = require('../config.js');
-var logger = require('../utils/logger.js');
+const logger = require('../utils/logger.js');
 
 class Mysql {
   constructor(msConfig) {
diff --git a/src/routes/voteOnSponsorTime.js b/src/routes/voteOnSponsorTime.js
index 0e9fdf8..1e55ed9 100644
--- a/src/routes/voteOnSponsorTime.js
+++ b/src/routes/voteOnSponsorTime.js
@@ -97,6 +97,9 @@ async function voteOnSponsorTime(req, res) {
     //check if this user is on the vip list
     let isVIP = db.prepare('get', "SELECT count(*) as userCount FROM vipUsers WHERE userID = ?", [nonAnonUserID]).userCount > 0;
 
+    //check if user voting on own submission
+    let isOwnSubmission = !!db.prepare('all', 'SELECT UUID as submissionCount FROM sponsorTimes where userID = ? AND UUID = ?', [nonAnonUserID, UUID]).length;
+        
     if (type === undefined && category !== undefined) {
         return categoryVote(UUID, userID, isVIP, category, hashedIP, res);
     }
@@ -166,13 +169,13 @@ async function voteOnSponsorTime(req, res) {
         let row = db.prepare('get', "SELECT votes, views FROM sponsorTimes WHERE UUID = ?", [UUID]);
 
         if (voteTypeEnum === voteTypes.normal) {
-            if (isVIP && incrementAmount < 0) {
+            if ((isVIP || isOwnSubmission) && incrementAmount < 0) {
                 //this user is a vip and a downvote
                 incrementAmount = - (row.votes + 2 - oldIncrementAmount);
                 type = incrementAmount;
             }
         } else if (voteTypeEnum == voteTypes.incorrect) {
-            if (isVIP) {
+            if (isVIP || isOwnSubmission) {
                 //this user is a vip and a downvote
                 incrementAmount = 500 * incrementAmount;
                 type = incrementAmount < 0 ? 12 : 13;
diff --git a/test/cases/voteOnSponsorTime.js b/test/cases/voteOnSponsorTime.js
index 1ce4b7c..bcbca78 100644
--- a/test/cases/voteOnSponsorTime.js
+++ b/test/cases/voteOnSponsorTime.js
@@ -20,6 +20,8 @@ describe('voteOnSponsorTime', () => {
     db.exec(startOfQuery + "('voter-submitter2', 1, 11, 2, 'vote-uuid-9', '" + getHash("randomID2") + "', 0, 50, 'sponsor', 0)");
     db.exec(startOfQuery + "('voter-submitter2', 1, 11, 2, 'vote-uuid-10', '" + getHash("randomID3") + "', 0, 50, 'sponsor', 0)");
     db.exec(startOfQuery + "('voter-submitter2', 1, 11, 2, 'vote-uuid-11', '" + getHash("randomID4") + "', 0, 50, 'sponsor', 0)");
+    db.exec(startOfQuery + "('own-submission-video', 1, 11, 500, 'own-submission-uuid', '"+ getHash('own-submission-id') +"', 0, 50, 'sponsor', 0)");
+    db.exec(startOfQuery + "('not-own-submission-video', 1, 11, 500, 'not-own-submission-uuid', '"+ getHash('somebody-else-id') +"', 0, 50, 'sponsor', 0)");
 
     db.exec("INSERT INTO vipUsers (userID) VALUES ('" + getHash("VIPUser") + "')");
     privateDB.exec("INSERT INTO shadowBannedUsers (userID) VALUES ('" + getHash("randomID4") + "')");
@@ -151,6 +153,42 @@ describe('voteOnSponsorTime', () => {
     });
   });
 
+  it('should be able to completely downvote your own segment', (done) => {
+    request.get(utils.getbaseURL() 
+     + "/api/voteOnSponsorTime?userID=own-submission-id&UUID=own-submission-uuid&type=0", null, 
+      (err, res, body) => {
+        if (err) done(err);
+        else if (res.statusCode === 200) {
+          let row = db.prepare('get', "SELECT votes FROM sponsorTimes WHERE UUID = ?", ["own-submission-uuid"]);
+          if (row.votes <= -2) {
+            done()
+          } else {
+            done("Vote did not succeed. Submission went from 500 votes to " + row.votes);
+          }
+        } else {
+          done("Status code was " + res.statusCode);
+        }
+    });
+  });
+
+  it('should not be able to completely downvote somebody elses segment', (done) => {
+    request.get(utils.getbaseURL() 
+     + "/api/voteOnSponsorTime?userID=randomID2&UUID=not-own-submission-uuid&type=0", null, 
+      (err, res, body) => {
+        if (err) done(err);
+        else if (res.statusCode === 200) {
+          let row = db.prepare('get', "SELECT votes FROM sponsorTimes WHERE UUID = ?", ["not-own-submission-uuid"]);
+          if (row.votes === 499) {
+            done()
+          } else {
+            done("Vote did not succeed. Submission went from 500 votes to " + row.votes);
+          }
+        } else {
+          done("Status code was " + res.statusCode);
+        }
+    });
+  });
+
   it('Should be able to vote for a category and it should immediately change (for now)', (done) => {
     request.get(utils.getbaseURL() 
      + "/api/voteOnSponsorTime?userID=randomID2&UUID=vote-uuid-4&category=intro", null,