diff --git a/Assets/Scripts/GameManager.cs b/Assets/Scripts/GameManager.cs
index fde95d2..e5bd9df 100644
--- a/Assets/Scripts/GameManager.cs
+++ b/Assets/Scripts/GameManager.cs
@@ -408,6 +408,8 @@ namespace Marro.PacManUdon
             ghostManager.CollectSyncedData(data, ref index, eventType);
 
             pacMan.CollectSyncedData(data, ref index, eventType);
+
+            soundManager.CollectSyncedData(data, ref index, eventType);
         }
 
         public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
@@ -447,6 +449,8 @@ namespace Marro.PacManUdon
 
             pacMan.WriteSyncedData(data, ref index, eventType);
 
+            soundManager.WriteSyncedData(data, ref index, eventType);
+
             return true;
         }
 
diff --git a/Assets/Scripts/SoundManager.cs b/Assets/Scripts/SoundManager.cs
index b265a5d..41c0f5b 100644
--- a/Assets/Scripts/SoundManager.cs
+++ b/Assets/Scripts/SoundManager.cs
@@ -1,4 +1,5 @@
 
+using JetBrains.Annotations;
 using Marro.PacManUdon;
 using UnityEngine;
 
@@ -27,13 +28,13 @@ public class SoundManager : SyncedObject
     [SerializeField] private AudioClip siren3;
     [SerializeField] private AudioClip siren4;
 
-    private AudioClip _nextDotSound;
-    private bool _ghostRetreating;
-    private bool _ghostBlue;
-    private int _ghostSoundLevel;
-    private bool _currentlyPlayingSiren;
+    private bool alternatePelletSound;
+    private bool ghostRetreating;
+    private bool ghostBlue;
+    private int ghostSoundLevel;
+    private bool currentlyPlayingSiren;
 
-    private bool _suppress;
+    private bool suppress;
 
     public void Initialize()
     {
@@ -44,19 +45,19 @@ public class SoundManager : SyncedObject
     {
         StopAllSound();
 
-        _nextDotSound = pacDot2;
+        alternatePelletSound = false;
 
-        _ghostRetreating = false;
-        _ghostBlue = false;
-        _ghostSoundLevel = 0;
-        _currentlyPlayingSiren = false;
+        ghostRetreating = false;
+        ghostBlue = false;
+        ghostSoundLevel = 0;
+        currentlyPlayingSiren = false;
 
-        _suppress = true;
+        suppress = true;
     }
 
     public void SuppressSound(bool suppress)
     {
-        _suppress = suppress;
+        this.suppress = suppress;
 
         if (suppress)
         {
@@ -76,8 +77,8 @@ public class SoundManager : SyncedObject
 
     public void PlayPelletSound()
     {
-        PlaySound(audioSourcePacMan, _nextDotSound);
-        _nextDotSound = _nextDotSound == pacDot1 ? pacDot2 : pacDot1;
+        PlaySound(audioSourcePacMan, alternatePelletSound ? pacDot2 : pacDot1);
+        alternatePelletSound = !alternatePelletSound;
     }
 
     public void PlayDeathSound()
@@ -112,13 +113,13 @@ public class SoundManager : SyncedObject
 
     public void SetGhostBlue(bool isBlue)
     {
-        _ghostBlue = isBlue;
+        ghostBlue = isBlue;
         UpdateGhostSound();
     }
 
     public void SetGhostRetreat(bool isRetreating)
     {
-        _ghostRetreating = isRetreating;
+        ghostRetreating = isRetreating;
         UpdateGhostSound();
     }
 
@@ -151,19 +152,19 @@ public class SoundManager : SyncedObject
 
         // Debug.Log($"UpdatePelletCount: {pelletCount}, level: {level}");
 
-        if (_ghostSoundLevel >= level)
+        if (ghostSoundLevel >= level)
         {
             return;
         }
 
-        _ghostSoundLevel = level;
+        ghostSoundLevel = level;
         UpdateGhostSound();
     }
 
     private void PlaySound(AudioSource audioSource, AudioClip audioClip, bool loop = false)
     {
         // Debug.Log($"PlaySound, audioSource: {audioSource}, audioClip: {audioClip}, loop: {loop}, suppress: {_suppress}");
-        if (_suppress)
+        if (suppress)
         {
             return;
         }
@@ -181,7 +182,7 @@ public class SoundManager : SyncedObject
 
     private void SwitchSound(AudioSource audioSource, AudioClip audioClip, bool loop)
     {
-        if (_suppress)
+        if (suppress)
         {
             return;
         }
@@ -207,22 +208,22 @@ public class SoundManager : SyncedObject
 
     private void UpdateGhostSound()
     {
-        if (_ghostRetreating)
+        if (ghostRetreating)
         {
             PlaySound(audioSourceGhosts, pacGhostRetreat, true);
-            _currentlyPlayingSiren = false;
+            currentlyPlayingSiren = false;
             return;
         }
 
-        if (_ghostBlue)
+        if (ghostBlue)
         {
             PlaySound(audioSourceGhosts, pacGhostBlue, true);
-            _currentlyPlayingSiren = false;
+            currentlyPlayingSiren = false;
             return;
         }
 
-        var currentGhostLevelSound = GetSoundForGhostLevel(_ghostSoundLevel);
-        if (_currentlyPlayingSiren)
+        var currentGhostLevelSound = GetSoundForGhostLevel(ghostSoundLevel);
+        if (currentlyPlayingSiren)
         {
             SwitchSound(audioSourceGhosts, currentGhostLevelSound, true);
         }
@@ -231,7 +232,7 @@ public class SoundManager : SyncedObject
             PlaySound(audioSourceGhosts, currentGhostLevelSound, true);
         }
         
-        _currentlyPlayingSiren = true;
+        currentlyPlayingSiren = true;
     }
 
     private AudioClip GetSoundForGhostLevel(int ghostLevel)
@@ -253,11 +254,23 @@ public class SoundManager : SyncedObject
 
     public override void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType)
     {
-
+        data.Append(alternatePelletSound, ref index);
+        data.Append(ghostRetreating, ref index);
+        data.Append(ghostBlue, ref index);
+        data.AppendAsByte(ghostSoundLevel, ref index);
+        data.Append(currentlyPlayingSiren, ref index);
     }
 
     public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
     {
+        alternatePelletSound = data.ReadBool(ref index);
+        ghostRetreating = data.ReadBool(ref index);
+        ghostBlue = data.ReadBool(ref index);
+        ghostSoundLevel = data.ReadByte(ref index);
+        currentlyPlayingSiren = data.ReadBool(ref index);
+
+        UpdateGhostSound();
+
         return true;
     }
 }