diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
index 9f0c5b2..8cc70bd 100644
--- a/.idea/jarRepositories.xml
+++ b/.idea/jarRepositories.xml
@@ -26,5 +26,10 @@
       <option name="name" value="maven" />
       <option name="url" value="https://m2.dv8tion.net/releases" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven2" />
+      <option name="name" value="maven2" />
+      <option name="url" value="https://jitpack.io" />
+    </remote-repository>
   </component>
 </project>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 291e25c..63a79b3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -23,24 +23,25 @@ repositories {
     maven {
         url 'https://m2.dv8tion.net/releases'
     }
+
+    maven {
+        url 'https://jitpack.io'
+    }
 }
 
 dependencies {
     // This dependency is used by the application.//
-    implementation 'com.google.guava:guava:28.0-jre'
+    implementation 'com.google.guava:guava:31.0.1-jre'
     //implementation 'org.slf4j:slf4j-log4j12:2.0.0-alpha0'
     implementation 'org.slf4j:slf4j-simple:2.0.0-alpha0'
 
-    implementation 'net.lingala.zip4j:zip4j:2.5.2'
-    implementation 'club.minnced:opus-java:1.0.4'
+    implementation 'net.lingala.zip4j:zip4j:2.9.1'
+    implementation 'club.minnced:opus-java:1.1.1'
 
-    implementation 'ws.schild:jave-all-deps:2.7.3'
-    implementation 'org.apache.commons:commons-lang3:3.0'
-    implementation 'com.sedmelluq:lavaplayer:1.3.75'
-    implementation 'net.dv8tion:JDA:4.2.1_253'
-
-    // Use JUnit test framework
-    testImplementation 'junit:junit:4.12'
+    implementation 'ws.schild:jave-all-deps:3.1.1'
+    implementation 'org.apache.commons:commons-lang3:3.12.0'
+    implementation 'com.sedmelluq:lavaplayer:1.3.78'
+    implementation 'com.github.DV8FromTheWorld:JDA:4.4.0'
 }
 
 application {
@@ -50,6 +51,6 @@ application {
 
 jar {
     manifest {
-        attributes('Manifest-Version': '1.0', 'Main-Class': 'fr.Skydust.JdrBot.JdrBot');
+        attributes 'Main-Class': 'fr.Skydust.JdrBot.JdrBot'
     }
 }
\ No newline at end of file
diff --git a/src/main/java/fr/Skydust/JdrBot/JdrBot.java b/src/main/java/fr/Skydust/JdrBot/JdrBot.java
index 550c1ae..b6e660b 100755
--- a/src/main/java/fr/Skydust/JdrBot/JdrBot.java
+++ b/src/main/java/fr/Skydust/JdrBot/JdrBot.java
@@ -2,7 +2,9 @@ package fr.Skydust.JdrBot;
 
 import java.time.LocalDateTime;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
+import java.util.Timer;
 import javax.security.auth.login.LoginException;
 
 import fr.Skydust.JdrBot.cmds.*;
@@ -11,6 +13,7 @@ import fr.Skydust.JdrBot.cmds.record.CancelRecord;
 import fr.Skydust.JdrBot.cmds.record.Record;
 import fr.Skydust.JdrBot.cmds.record.StopRecord;
 import fr.Skydust.JdrBot.stock.Command;
+import fr.Skydust.JdrBot.utils.HeartbeatTask;
 import net.dv8tion.jda.api.JDA;
 import net.dv8tion.jda.api.JDABuilder;
 import net.dv8tion.jda.api.entities.Activity;
@@ -26,14 +29,32 @@ public class JdrBot {
 	public static String startcmdchar = "!|:";
 	
 	public static void main(String args[]) {
+		for (int i=0;i<args.length;i++) {
+			if(args[i].equalsIgnoreCase("--heartbeat")) {
+				if(i == args.length-1) { // Check for an argument after heartbeat
+					System.out.println("USAGE: --heartbeat [Command({ping})]");
+					return; // Quits the program
+				}
+				//"zabbix_sender -z localhost -s \"Lustricru\" -k discordBots.potatos.ping -o {ping}"
+				String command = String.join("", Arrays.copyOfRange(args,i+1,args.length));
+
+				if(command.startsWith("\"")) command = command.split("\"")[1]; // If the command is in "", remove them
+
+				new Timer().scheduleAtFixedRate(new HeartbeatTask(command),1000, 60000);
+
+				System.out.println("Registered Heartbeat Command: "+command);
+			}
+		}
+
 		try {
 			basedate = LocalDateTime.now();
-			/*jda = JDABuilder.createDefault("MTY5OTMzMzgxMDMzOTE4NDY0.DerlJg.m7BdNv_OMHlYa-f4T3O0jJ9LldM")
-					.setActivity(Activity.playing("un jeu de rôle"))
-					.enableCache(CacheFlag.VOICE_STATE).build();
-			 */
 
-			jda = JDABuilder.createDefault("ODk0ODc0Nzk5Nzg3MTE0NTA2.YVwXGg.JfIsIIQHIXbVsjoGGv2SfejnT9s")
+			// Prod Bot
+			//String token = "MTY5OTMzMzgxMDMzOTE4NDY0.DerlJg.m7BdNv_OMHlYa-f4T3O0jJ9LldM";
+			// Test Bot
+			String token = "ODk0ODc0Nzk5Nzg3MTE0NTA2.YVwXGg.JfIsIIQHIXbVsjoGGv2SfejnT9s";
+
+			jda = JDABuilder.createDefault(token)
 					.setActivity(Activity.playing("un jeu de rôle"))
 					.enableCache(CacheFlag.VOICE_STATE).build();
 
diff --git a/src/main/java/fr/Skydust/JdrBot/JdrBotListener.java b/src/main/java/fr/Skydust/JdrBot/JdrBotListener.java
index 0761a2c..e6a81c1 100755
--- a/src/main/java/fr/Skydust/JdrBot/JdrBotListener.java
+++ b/src/main/java/fr/Skydust/JdrBot/JdrBotListener.java
@@ -6,6 +6,8 @@ import fr.Skydust.JdrBot.cmds.LastTimeOnline;
 import fr.Skydust.JdrBot.cmds.playmusic.StopMusic;
 import fr.Skydust.JdrBot.menu.MenuSystem;
 import fr.Skydust.JdrBot.stock.Command;
+import fr.Skydust.JdrBot.utils.HeartbeatTask;
+import net.dv8tion.jda.api.events.GatewayPingEvent;
 import net.dv8tion.jda.api.events.guild.voice.GuildVoiceLeaveEvent;
 import net.dv8tion.jda.api.events.guild.voice.GuildVoiceMoveEvent;
 import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
@@ -14,8 +16,6 @@ import net.dv8tion.jda.api.events.user.update.UserUpdateOnlineStatusEvent;
 import net.dv8tion.jda.api.hooks.ListenerAdapter;
 
 public class JdrBotListener extends ListenerAdapter {
-	Random r = new Random();
-	
 	@Override
 	public void onGuildMessageReceived(GuildMessageReceivedEvent e) {
 		// IF it doesn't start with the startcmdchar, ignore for optimization
@@ -36,10 +36,12 @@ public class JdrBotListener extends ListenerAdapter {
         }
 	}
 
+	/* LastTimeOnline listener */
 	@Override
 	public void onUserUpdateOnlineStatus(UserUpdateOnlineStatusEvent e) {
 		LastTimeOnline.onUserUpdateOnlineStatus(e);
 	}
+	/* Empty voice channel listener */
 	@Override
 	public void onGuildVoiceMove(GuildVoiceMoveEvent e) {
 		StopMusic.onGuildVoiceMove(e);
@@ -48,8 +50,12 @@ public class JdrBotListener extends ListenerAdapter {
 	public void onGuildVoiceLeave(GuildVoiceLeaveEvent e) {
 		StopMusic.onGuildVoiceLeave(e);
 	}
+	/* Menu system listener */
 	@Override
 	public void onMessageReactionAdd(MessageReactionAddEvent e) { MenuSystem.onMessageReactionAdd(e); }
+	/* Heartbeat command listener */
+	@Override
+	public void onGatewayPing(GatewayPingEvent e) { HeartbeatTask.HeartbeatUpdateEvent(e); }
 
 	public boolean isACommand(String message, String cmd) {
 		return message.matches("^("+ JdrBot.startcmdchar +")("+ cmd +")( .*|)$");
diff --git a/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/PlayMusic.java b/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/PlayMusic.java
index aaa254e..d4757c4 100755
--- a/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/PlayMusic.java
+++ b/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/PlayMusic.java
@@ -52,11 +52,13 @@ public class PlayMusic extends Command {
 			return;
 		}
 
-		//TODO: WHILE LOADING, CAN CALL AGAIN
+		// Create a new JukeboxSystem for the guild
+		JukeboxSystem jukeboxSystem = new JukeboxSystem();
+		jukeboxSystems.put(e.getGuild().getIdLong(), jukeboxSystem);
 
 		// Creates a message to be edited by the jukebox system
 		e.getGuild().getAudioManager().openAudioConnection(e.getMember().getVoiceState().getChannel());
-		e.getChannel().sendMessage("Chargement...").queue(msg -> jukeboxSystems.put(e.getGuild().getIdLong(), new JukeboxSystem(msg)));
+		e.getChannel().sendMessage("Chargement...").queue(jukeboxSystem::load);
     }
 
 	public static JukeboxSystem getGuildsJukebox(Guild guild) {
diff --git a/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/StopMusic.java b/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/StopMusic.java
index 77d3ed8..3a3662d 100755
--- a/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/StopMusic.java
+++ b/src/main/java/fr/Skydust/JdrBot/cmds/playmusic/StopMusic.java
@@ -25,13 +25,13 @@ public class StopMusic extends Command {
     }
 
     public static void onGuildVoiceLeave(GuildVoiceLeaveEvent e) {
-        if(e.getGuild().getAudioManager().isConnected() && e.getChannelLeft().getName().equals(e.getGuild().getAudioManager().getConnectedChannel().getName()) && e.getChannelLeft().getMembers().size() == 1) {
+        if(e.getGuild().getAudioManager().isConnected() && e.getChannelLeft().getIdLong() == e.getGuild().getAudioManager().getConnectedChannel().getIdLong() && e.getChannelLeft().getMembers().size() == 1) {
             stopMusic(e.getGuild());
         }
     }
 
     public static void onGuildVoiceMove(GuildVoiceMoveEvent e) {
-        if(e.getGuild().getAudioManager().isConnected() && e.getChannelLeft().getName().equals(e.getGuild().getAudioManager().getConnectedChannel().getName()) && e.getChannelLeft().getMembers().size() == 1) {
+        if(e.getGuild().getAudioManager().isConnected() && e.getChannelLeft().getIdLong() == e.getGuild().getAudioManager().getConnectedChannel().getIdLong() && e.getChannelLeft().getMembers().size() == 1) {
             stopMusic(e.getGuild());
         }
     }
@@ -39,15 +39,18 @@ public class StopMusic extends Command {
     public static void stopMusic(Guild g) {
         JukeboxSystem jukebox = PlayMusic.getGuildsJukebox(g);
 
+        // Deletes the jukebox message
         if(jukebox != null) {
-            System.out.println("JukeboxMessageIDStop:"+jukebox.jukeboxMessage.getId());
             jukebox.jukeboxMessage.delete().queue();
         }
 
+        // Clears the guild's jukebox system
         PlayMusic.jukeboxSystems.put(g.getIdLong(), null);
 
+        // Stops the audio
         PlayMusic.getGuildAudioPlayer(g).scheduler.stop();
 
+        // Leave the voice channel if not recording
         if(!Record.getGuildRecordState(g).isRecording) {
             g.getAudioManager().closeAudioConnection();
         }
diff --git a/src/main/java/fr/Skydust/JdrBot/jukebox/JukeboxSystem.java b/src/main/java/fr/Skydust/JdrBot/jukebox/JukeboxSystem.java
index b8b1cc6..a2134be 100644
--- a/src/main/java/fr/Skydust/JdrBot/jukebox/JukeboxSystem.java
+++ b/src/main/java/fr/Skydust/JdrBot/jukebox/JukeboxSystem.java
@@ -1,7 +1,6 @@
 package fr.Skydust.JdrBot.jukebox;
 
 import fr.Skydust.JdrBot.cmds.playmusic.PlayMusic;
-import fr.Skydust.JdrBot.cmds.playmusic.StopMusic;
 import fr.Skydust.JdrBot.menu.Menu;
 import fr.Skydust.JdrBot.menu.MenuSystem;
 import fr.Skydust.JdrBot.utils.Utils;
@@ -14,7 +13,7 @@ import java.util.*;
 public class JukeboxSystem {
     // Const
     public static final String initialFolder = "Songs";
-    public static final String musicPlayerThumbnail = "https://cdn4.iconfinder.com/data/icons/miu/24/device-volume-loudspeaker-speaker-up-glyph-128.png";
+    public static final String musicPlayerThumbnail = "https://cd4.iconfinder.com/data/icons/miu/24/device-volume-loudspeaker-speaker-up-glyph-128.png";
 
     // Dyn
     // Keeping track of the song currently played to update menus accordingly
@@ -22,11 +21,11 @@ public class JukeboxSystem {
     public String songPlayedPath = "";
 
     private final HashMap<String, Menu> linkedPath = new HashMap<>();
-    public final Message jukeboxMessage;
+    public Message jukeboxMessage;
 
     private String currentFolder = "";
 
-    public JukeboxSystem(Message msg) {
+    public void load(Message msg) {
         jukeboxMessage = msg;
         openFolder(initialFolder);
     }
@@ -42,7 +41,7 @@ public class JukeboxSystem {
             File[] files = new File(currentFolder).listFiles();
 
             // If it isn't the root folder, place the return button
-            if(!isInRootFolder()) {
+            if(isntInRootFolder()) {
                 items.add(Utils.ReturnUnicode + " Retour");
             }
             if(files != null) {
@@ -87,7 +86,7 @@ public class JukeboxSystem {
                     }
 
                     // Return button
-                    if (!isInRootFolder() && itemId == 0) {
+                    if (isntInRootFolder() && itemId == 0) {
                         // Back one menu
                         String subFolder = currentFolder.substring(0,  currentFolder.lastIndexOf("/"));
                         currentFolder = subFolder;
@@ -129,11 +128,10 @@ public class JukeboxSystem {
         jukeboxMessage.getTextChannel().retrieveMessageById(jukeboxMessage.getIdLong()).queue(msg -> {
                     MenuSystem.changeMenu(msg, finalMenu);
                 });
-
     }
 
-    public boolean isInRootFolder() {
-        return currentFolder.equals(initialFolder);
+    public boolean isntInRootFolder() {
+        return !currentFolder.equals(initialFolder);
     }
 
     public static String getFileNameFromItem(String item) {
@@ -141,21 +139,8 @@ public class JukeboxSystem {
     }
 
     private final Comparator<File> sortItemsComp = (o1, o2) -> {
-        if (o1.isDirectory() && !o2.isDirectory())
-        {
-            // Directory before non-directory
-            return -1;
-        }
-        else if (!o1.isDirectory() && o2.isDirectory())
-        {
-            // Non-directory after directory
-            return 1;
-        }
-        else
-        {
-            // Alphabetic order otherwise
-            //return o1.compareTo(o2);
-            return o1.compareTo(o2);
-        }
+        if (o1.isDirectory() && !o2.isDirectory()) return -1; // Directory before non-directory
+        else if (!o1.isDirectory() && o2.isDirectory()) return 1; // Non-directory after directory
+        else return o1.compareTo(o2); // Alphabetic order otherwise
     };
 }
diff --git a/src/main/java/fr/Skydust/JdrBot/stock/RecordState.java b/src/main/java/fr/Skydust/JdrBot/stock/RecordState.java
index ce265d4..1969a7a 100755
--- a/src/main/java/fr/Skydust/JdrBot/stock/RecordState.java
+++ b/src/main/java/fr/Skydust/JdrBot/stock/RecordState.java
@@ -14,10 +14,10 @@ import net.lingala.zip4j.model.ZipParameters;
 import net.lingala.zip4j.model.enums.CompressionLevel;
 import net.lingala.zip4j.model.enums.CompressionMethod;
 import org.apache.commons.codec.EncoderException;
-import ws.schild.jave.AudioAttributes;
 import ws.schild.jave.Encoder;
-import ws.schild.jave.EncodingAttributes;
 import ws.schild.jave.MultimediaObject;
+import ws.schild.jave.encode.AudioAttributes;
+import ws.schild.jave.encode.EncodingAttributes;
 
 import javax.sound.sampled.AudioFileFormat;
 import javax.sound.sampled.AudioFormat;
@@ -106,7 +106,7 @@ public class RecordState {
         audio.setChannels(2);
         EncodingAttributes ea = new EncodingAttributes();
         ea.setAudioAttributes(audio);
-        ea.setFormat("mp3");
+        ea.setOutputFormat("mp3");
 
 		encoder.encode(new MultimediaObject(wavFile),mp3File,ea);
 		wavFile.delete();
diff --git a/src/main/java/fr/Skydust/JdrBot/utils/HeartbeatTask.java b/src/main/java/fr/Skydust/JdrBot/utils/HeartbeatTask.java
new file mode 100644
index 0000000..8fd9bfe
--- /dev/null
+++ b/src/main/java/fr/Skydust/JdrBot/utils/HeartbeatTask.java
@@ -0,0 +1,36 @@
+package fr.Skydust.JdrBot.utils;
+
+import fr.Skydust.JdrBot.JdrBot;
+import net.dv8tion.jda.api.events.GatewayPingEvent;
+
+import java.util.TimerTask;
+
+public class HeartbeatTask extends TimerTask {
+    private String command = "";
+    private static boolean heartbeatUpdated = false;
+
+    public HeartbeatTask(String command) {
+        this.command = command;
+    }
+
+    @Override
+    public void run() {
+        if(heartbeatUpdated) {
+            long ping = JdrBot.jda.getGatewayPing();
+
+            try {
+                Runtime.getRuntime().exec(command.replaceAll("\\{ping\\}", String.valueOf(ping)));
+            } catch (Exception e) {
+                System.out.println("Error: "+e.getMessage());
+            }
+
+            System.out.println("Sent heartbeat "+ ping);
+
+            heartbeatUpdated = false;
+        }
+    }
+
+    public static void HeartbeatUpdateEvent(GatewayPingEvent e) {
+        heartbeatUpdated = true;
+    }
+}