diff --git a/client/src/App.vue b/client/src/App.vue
index 9a59dc6..a599db8 100644
--- a/client/src/App.vue
+++ b/client/src/App.vue
@@ -11,7 +11,7 @@
           Original
         </b-radio-button>
         <b-radio-button v-model="music" native-value="2">
-          Ambiance
+          None
         </b-radio-button>
       </b-field>
     </div>
@@ -31,7 +31,7 @@ export default {
   },
   data () {
     return {
-      music: 0
+      music: '2'
     }
   },
   computed: {
@@ -47,7 +47,6 @@ export default {
   },
   watch: {
     music: function (music) {
-      console.log('MUSIC ' + music)
       sound.stopBackgroundMusic()
       sound.startBackgroundMusic(music)
     }
diff --git a/client/src/assets/sound/1992.mp3 b/client/src/assets/sound/1992.mp3
deleted file mode 100644
index 5aa6544..0000000
Binary files a/client/src/assets/sound/1992.mp3 and /dev/null differ
diff --git a/client/src/game/sound.js b/client/src/game/sound.js
index 76a7a3a..94e0b56 100644
--- a/client/src/game/sound.js
+++ b/client/src/game/sound.js
@@ -1,6 +1,4 @@
 const music1 = new Audio(require('@/assets/sound/revengeOfCats.mp3'))
-const music2 = new Audio(require('@/assets/sound/1992.mp3'))
-// const motor = new Audio(require('@/assets/sound/motor.mp3'))
 const explosion = new Audio(require('@/assets/sound/explosion.mp3'))
 const taunt = new Audio(require('@/assets/sound/tmauvais.mp3'))
 
@@ -9,31 +7,18 @@ explosion.volume = 0.2
 
 music1.loop = true
 music1.volume = 0.2
-music2.loop = true
-music2.volume = 0.2
 
 export const sound = {
   startBackgroundMusic (n) {
     switch (n) {
       case '1': music1.play(); break
-      case '2': music2.play(); break
     }
   },
   stopBackgroundMusic () {
     music1.pause()
-    music2.pause()
   },
   explosion () {
     if (Math.floor(Math.random() * Math.floor(10)) === 0) taunt.play()
     explosion.play()
   }
-  /*
-  startMotor () {
-    motor.loop = true
-    motor.play()
-  },
-  stopMotor () {
-    motor.pause()
-  }
-  */
 }
diff --git a/client/src/store/socketPlugin.js b/client/src/store/socketPlugin.js
index 66502f6..de44532 100644
--- a/client/src/store/socketPlugin.js
+++ b/client/src/store/socketPlugin.js
@@ -17,7 +17,6 @@ export default function createSocketPlugin () {
 
     connection.onerror = function (error) {
       console.log('[WS] error ' + error.message)
-      // store.dispatch('game/error', 'Connection problem')
       Toast.open('Connection problem. Retrying in 10s...')
       setTimeout(function () {
         location.reload()
diff --git a/server/src/game.js b/server/src/game.js
index 2361fe6..66300b3 100644
--- a/server/src/game.js
+++ b/server/src/game.js
@@ -26,7 +26,7 @@ function login (connection, name) {
     gameSettings: gameSettings
   }))
 
-  if (updateInterval === -1) updateInterval = setInterval(() => step(), 1000)
+  if (updateInterval === -1) updateInterval = setInterval(() => step(), 1000 / 60)
 }
 
 function logout (connection) {
@@ -63,7 +63,7 @@ function kill (player) {
 function step () {
   const currentTime = Date.now()
   const durationSinceLastUpdate = (currentTime - lastUpdateTime) / 1000
-  const tickToSimulate = (durationSinceLastUpdate * 120) / 1000
+  const tickToSimulate = (durationSinceLastUpdate * 60) / 1000
   lastUpdateTime = currentTime
 
   // console.log('UPDATE ' + currentTime + ' doUpdate ' + doUpdate)
@@ -102,12 +102,11 @@ function step () {
 
 function broadcastUpdate () {
   const update = {
-    type: 'update',
+    type: 'gameUpdate',
     players: Object.values(players),
     time: lastUpdateTime
   }
 
-  console.log('Broadcast ' + JSON.stringify(update))
   Object.values(sockets).forEach((connection) => {
     connection.send(JSON.stringify(update))
   })
diff --git a/server/src/models/gameSettings.js b/server/src/models/gameSettings.js
index df1d75a..650ddda 100644
--- a/server/src/models/gameSettings.js
+++ b/server/src/models/gameSettings.js
@@ -1,8 +1,8 @@
 module.exports = Object.freeze({
   playerSize: 10,
-  playerSpeed: 2.3,
+  playerSpeed: 5,
   playerTurnSpeed: 10,
   wallSize: 8,
-  wallUpdate: 20,
+  wallUpdate: 5,
   arenaSize: 1000
 })