diff --git a/backend/src/lobby.js b/backend/src/Lobby.js
similarity index 98%
rename from backend/src/lobby.js
rename to backend/src/Lobby.js
index 7522216..536207b 100644
--- a/backend/src/lobby.js
+++ b/backend/src/Lobby.js
@@ -1,4 +1,4 @@
-const User = require("./user.js");
+const User = require("./User.js");
 const timeline = require("./timeline.js");
 
 module.exports = class Lobby {
diff --git a/backend/src/state.js b/backend/src/State.js
similarity index 94%
rename from backend/src/state.js
rename to backend/src/State.js
index 12b98a9..b078181 100644
--- a/backend/src/state.js
+++ b/backend/src/State.js
@@ -1,5 +1,4 @@
-const Lobby = require("./lobby.js");
-const User = require("./user.js");
+const Lobby = require("./Lobby.js");
 const {getRandomInt} = require("./util.js");
 
 class State {
diff --git a/backend/src/user.js b/backend/src/User.js
similarity index 100%
rename from backend/src/user.js
rename to backend/src/User.js
diff --git a/backend/src/app.js b/backend/src/app.js
index 9b3f45a..e9bcbc9 100644
--- a/backend/src/app.js
+++ b/backend/src/app.js
@@ -1,6 +1,6 @@
 const express = require("express");
 const socketIO = require("socket.io");
-const state = require("./state.js");
+const state = require("./State.js");
 const path = require("path");
 
 const HOST = '0.0.0.0';
diff --git a/backend/src/index.js b/backend/src/index.js
index 2a9c19c..27d757c 100644
--- a/backend/src/index.js
+++ b/backend/src/index.js
@@ -1,5 +1,5 @@
 const service = require("./service.js");
-const state = require("./state.js");
+const state = require("./State.js");
 
 const {io} = require('./app.js');
 
@@ -77,4 +77,4 @@ io.on('connection', socket => {
             lobby.seek(io, time);
         }
     });
-});
\ No newline at end of file
+});
diff --git a/backend/src/service.js b/backend/src/service.js
index f033119..a9431fe 100644
--- a/backend/src/service.js
+++ b/backend/src/service.js
@@ -1,5 +1,5 @@
-const User = require("./user.js");
-const state = require("./state.js");
+const User = require("./User.js");
+const state = require("./State.js");
 
 /**
  *
diff --git a/docker-compose.yml b/docker-compose.yml
index 5dfb862..12189a2 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,4 +10,4 @@ services:
     environment:
       NODE_ENV: production
     ports:
-      - 8801:80
+      - 8800:80