diff --git a/.gitignore b/.gitignore
index 922de0a..3847f25 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,6 @@ node_modules/
 cookies.txt
 config.json
 package-lock.json
-statuses.json
\ No newline at end of file
+statuses.json
+*.webm
+blacklist.json
\ No newline at end of file
diff --git a/commands/blacklist.js b/commands/blacklist.js
new file mode 100644
index 0000000..8c5cd0e
--- /dev/null
+++ b/commands/blacklist.js
@@ -0,0 +1,38 @@
+const fs = require('fs');
+const path = require('path');
+
+const { BOT_OWNER_ID } = require('../config.json');
+
+module.exports = {
+    name: 'blacklist',
+    description: 'Blacklist or unblacklist a user from using the bot',
+    async execute(message, args) {
+        if (message.author.id !== BOT_OWNER_ID) {
+            return message.reply("You don't have permission to use this command.");
+        }
+
+        const mentionedUser = message.mentions.users.first();
+        if (!mentionedUser) {
+            return message.reply("Please mention a user to blacklist/unblacklist.");
+        }
+
+        const blacklistPath = path.join(__dirname, '../blacklist.json');
+        const blacklistData = JSON.parse(fs.readFileSync(blacklistPath, 'utf8'));
+
+        const isBlacklisted = blacklistData.blacklisted.includes(mentionedUser.id);
+
+        if (isBlacklisted) {
+            blacklistData.blacklisted = blacklistData.blacklisted.filter(id => id !== mentionedUser.id);
+            fs.writeFileSync(blacklistPath, JSON.stringify(blacklistData, null, 2));
+            message.reply(`${mentionedUser.tag} has been unblacklisted.`);
+        } else {
+            blacklistData.blacklisted.push(mentionedUser.id);
+            fs.writeFileSync(blacklistPath, JSON.stringify(blacklistData, null, 2));
+            message.reply(`${mentionedUser.tag} has been blacklisted.`);
+        }
+
+        const updatedBlacklist = blacklistData.blacklisted;
+        const index = require('../index.js');
+        index.updateBlacklist(updatedBlacklist);
+    }
+};
\ No newline at end of file
diff --git a/config.json.example b/config.json.example
index 52f453c..46da31d 100644
--- a/config.json.example
+++ b/config.json.example
@@ -1,4 +1,5 @@
 {
+    "BOT_OWNER_ID": "ID"
     "prefix": "+",
     "token": "token",
     "cookie-file": "/home/user/dz-musicbot/cookies.txt"
diff --git a/index.js b/index.js
index acb5fa1..0aaa304 100644
--- a/index.js
+++ b/index.js
@@ -16,19 +16,7 @@ fs.readdir(tmpDir, (err, files) => {
     if (err) throw err;
 
     for (const file of files) {
-        if (file.endsWith('.mp3')) {
-            fs.unlink(path.join(tmpDir, file), err => {
-                if (err) throw err;
-            });
-        }
-    }
-});
-
-fs.readdir(tmpDir, (err, files) => {
-    if (err) throw err;
-
-    for (const file of files) {
-        if (file.endsWith('.part')) {
+        if (file.endsWith('.mp3') || file.endsWith('.part')) {
             fs.unlink(path.join(tmpDir, file), err => {
                 if (err) throw err;
             });
@@ -42,6 +30,16 @@ for (const file of commandFiles) {
     client.commands.set(command.name, command);
 }
 
+const blacklistPath = path.join(__dirname, 'blacklist.json');
+
+if (!fs.existsSync(blacklistPath)) {
+    console.log('blacklist.json not found, creating one...');
+    fs.writeFileSync(blacklistPath, JSON.stringify({ blacklisted: [] }, null, 2));
+}
+
+let blacklistData = JSON.parse(fs.readFileSync(blacklistPath, 'utf8'));
+let blacklist = blacklistData.blacklisted;
+
 client.once('ready', () => {
     console.log(`Logged in as ${client.user.tag}!`);
     client.user.setStatus('idle');
@@ -61,6 +59,10 @@ client.once('ready', () => {
 client.on('messageCreate', async message => {
     if (!message.content.startsWith(prefix) || message.author.bot) return;
 
+    if (blacklist.includes(message.author.id)) {
+        return message.reply("You are blacklisted from using this bot.");
+    }
+
     const args = message.content.slice(prefix.length).trim().split(/ +/);
     const commandName = args.shift().toLowerCase();
 
@@ -77,4 +79,11 @@ client.on('messageCreate', async message => {
     }
 });
 
+function updateBlacklist(newBlacklist) {
+    blacklist = newBlacklist;
+    console.log("Blacklist updated:", blacklist);
+}
+
+module.exports = { updateBlacklist };
+
 client.login(token);
\ No newline at end of file