diff --git a/dependency-reduced-pom.xml b/dependency-reduced-pom.xml
index c9ce7ff..4471236 100644
--- a/dependency-reduced-pom.xml
+++ b/dependency-reduced-pom.xml
@@ -57,14 +57,14 @@
   <repositories>
     <repository>
       <id>papermc</id>
-      <url>https://papermc.io/repo/repository/maven-public/</url>
+      <url>https://repo.papermc.io/repository/maven-public/</url>
     </repository>
   </repositories>
   <dependencies>
     <dependency>
       <groupId>io.papermc.paper</groupId>
       <artifactId>paper-api</artifactId>
-      <version>1.21.1-R0.1-SNAPSHOT</version>
+      <version>1.21.4-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
   </dependencies>
diff --git a/pom.xml b/pom.xml
index 41fffcc..5159e2a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
     <repositories>
         <repository>
             <id>papermc</id>
-            <url>https://papermc.io/repo/repository/maven-public/</url>
+            <url>https://repo.papermc.io/repository/maven-public/</url>
         </repository>
     </repositories>
 
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>io.papermc.paper</groupId>
             <artifactId>paper-api</artifactId>
-            <version>1.21.1-R0.1-SNAPSHOT</version>
+            <version>1.21.4-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
 
diff --git a/src/main/java/de/kastenklicker/secureserverbackup/BackupRunnable.java b/src/main/java/de/kastenklicker/secureserverbackup/BackupRunnable.java
index 973f0dc..4cb2565 100644
--- a/src/main/java/de/kastenklicker/secureserverbackup/BackupRunnable.java
+++ b/src/main/java/de/kastenklicker/secureserverbackup/BackupRunnable.java
@@ -1,24 +1,28 @@
 package de.kastenklicker.secureserverbackup;
 
 import java.io.File;
+import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
+import java.util.Objects;
 
 import de.kastenklicker.secureserverbackuplibrary.Backup;
 import de.kastenklicker.secureserverbackuplibrary.upload.FTPSClient;
-import de.kastenklicker.secureserverbackuplibrary.upload.NullUploadClient;
 import de.kastenklicker.secureserverbackuplibrary.upload.SFTPClient;
 import de.kastenklicker.secureserverbackuplibrary.upload.UploadClient;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.plugin.Plugin;
 import org.bukkit.scheduler.BukkitRunnable;
 import org.bukkit.scheduler.BukkitWorker;
+import org.jetbrains.annotations.NotNull;
 
 public class BackupRunnable extends BukkitRunnable {
 
     private final List<String> excludeFiles;
+    private final List<String> includedFiles;
     private final File backupDirectory;
     private final File mainDirectory;
-    private final UploadClient uploadClient;
+    private final List<UploadClient> uploadClients = new ArrayList<>();
     private final long maxBackupDirectorySize;
 
     private final BackupLogger backupLogger;
@@ -40,33 +44,46 @@ public BackupRunnable() {
 
         // Get configs
         excludeFiles = configuration.getStringList("excludedFiles");
+        
+        // Exclude session locks, because those are locked by paper
+        excludeFiles.add("world/session.lock");
+        excludeFiles.add("world_nether/session.lock");
+        excludeFiles.add("world_the_end/session.lock");
+        
+        includedFiles = configuration.getStringList("includedFiles");
+        if (includedFiles.isEmpty()) {
+            includedFiles.addAll(List.of(Objects.requireNonNull(mainDirectory.list())));
+        }
         backupDirectory = new File(mainDirectory, configuration.getString("backupFolder", "backups"));
         maxBackupDirectorySize = configuration.getLong("maxBackupFolderSize")
                 * (1000*1000*1000); // KB*MB*GB;
 
-        // Get upload information
-        String hostname = configuration.getString("hostname");
-        int port = configuration.getInt("port");
-        String username = configuration.getString("username");
-        String authentication = configuration.getString("authentication");
-        String knownHosts = configuration.getString("knownHosts");
-        int timeout = configuration.getInt("timeout")*1000;
-        String remoteDirectory = configuration.getString("remoteDirectory");
-
-        switch (configuration.getString("uploadProtocol", "")) {
-            case "sftp":
-                if (knownHosts == null)
-                    throw new NullPointerException("Read null for knownHosts! Check your config.yml.");
-                uploadClient = new SFTPClient(hostname, port, username, authentication,
-                        new File(knownHosts), timeout, remoteDirectory);
-                break;
-                
-            case "ftps":
-                uploadClient = new FTPSClient(hostname, port, username, authentication, remoteDirectory);
-                break;
-
-            default:
-                uploadClient = new NullUploadClient();
+        @NotNull List<Map<?, ?>> uploadServers = configuration.getMapList("uploadServers");
+
+        for (Map<?, ?> uploadServer : uploadServers) {
+
+            // Get upload information
+            String protocol = (String) uploadServer.get("uploadProtocol");
+            String hostname = (String) uploadServer.get("hostname");
+            int port = (int) uploadServer.get("port");
+            String username = (String) uploadServer.get("username");
+            String authentication = (String) uploadServer.get("authentication");
+            String knownHosts = (String) uploadServer.get("knownHosts");
+            int timeout = (int) uploadServer.get("timeout")*1000;
+            String remoteDirectory = (String) uploadServer.get("remoteDirectory");
+            
+            switch (protocol) {
+                case "sftp":
+                    if (knownHosts == null)
+                        throw new NullPointerException("Read null for knownHosts! Check your config.yml.");
+                    uploadClients.add(new SFTPClient(hostname, port, username, authentication,
+                            new File(knownHosts), timeout, remoteDirectory));
+                    break;
+
+                case "ftps":
+                    uploadClients.add(new FTPSClient(hostname, port, username, authentication, remoteDirectory));
+                    break;
+            }
         }
     }
 
@@ -98,8 +115,8 @@ public void run() {
         }
 
         // Backup files
-        Backup backup = new Backup(excludeFiles, backupDirectory,
-                mainDirectory, uploadClient, maxBackupDirectorySize);
+        Backup backup = new Backup(includedFiles,excludeFiles, backupDirectory,
+                mainDirectory, uploadClients, maxBackupDirectorySize);
         try {
             backup.backup();
         } catch (Exception e) {
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 31d77a6..c85c563 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -4,25 +4,46 @@
 backupFolder: "backups"
 # Maximum backup size in Gigabyte
 maxBackupFolderSize: 10
-excludeFiles: []
+excludeFiles: [] # The backup directory will never be part of the backup
+includedFiles: [] # If empty, all files, except the excluded ones, will be included
 # Upload section
-# Possible value sftp, if empty the backup won't be uploaded
-uploadProtocol: ""
-hostname: ""
-port: 22
-username: ""
-# Password or private RSA Key without password for SFTP
-# It's recommended to use a dedicated RSA key pair for SFTP
-# Password for FTPS
-authentication: ""
-# For SFTP only
-# Either the path of the knownHosts file or the public host key
-# if empty the server will try to scan and the save the public host key at the first connection
-knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
-# Timeout in seconds
-timeout: 20
-# Make sure the remote directory already exists
-remoteDirectory: "myServerBackups"
+uploadServers:
+  - 
+      # Possible value sftp & ftps if empty the backup won't be uploaded
+      uploadProtocol: ""
+      hostname: ""
+      port: 22
+      username: ""
+      # Password or private RSA Key without password for SFTP
+      # It's recommended to use a dedicated RSA key pair for SFTP
+      # Password for FTPS
+      authentication: ""
+      # For SFTP only
+      # Either the path of the knownHosts file or the public host key
+      # if empty the server will try to scan and the save the public host key at the first connection
+      knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
+      # Timeout in seconds
+      timeout: 20
+      # Make sure the remote directory already exists
+      remoteDirectory: "myServerBackups"
+  - 
+      # Possible value sftp & ftps if empty the backup won't be uploaded
+      uploadProtocol: ""
+      hostname: ""
+      port: 22
+      username: ""
+      # Password or private RSA Key without password for SFTP
+      # It's recommended to use a dedicated RSA key pair for SFTP
+      # Password for FTPS
+      authentication: ""
+      # For SFTP only
+      # Either the path of the knownHosts file or the public host key
+      # if empty the server will try to scan and the save the public host key at the first connection
+      knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
+      # Timeout in seconds
+      timeout: 20
+      # Make sure the remote directory already exists
+      remoteDirectory: "myServerBackups"      
 # Duration between backups, see more examples at:
 # https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/time/Duration.html#parse(java.lang.CharSequence)
 # Invalid values will disable autobackup
diff --git a/target/SecureServerBackup-2.0.1.jar b/target/SecureServerBackup-2.0.1.jar
index 59e7179..f7b8ee6 100644
Binary files a/target/SecureServerBackup-2.0.1.jar and b/target/SecureServerBackup-2.0.1.jar differ
diff --git a/target/classes/config.yml b/target/classes/config.yml
index 31d77a6..77ce4d3 100644
--- a/target/classes/config.yml
+++ b/target/classes/config.yml
@@ -4,25 +4,46 @@
 backupFolder: "backups"
 # Maximum backup size in Gigabyte
 maxBackupFolderSize: 10
-excludeFiles: []
+excludeFiles: [] # The backup directory will never be part of the backup
+includedFiles: [] # If empty, the all files will be saved
 # Upload section
-# Possible value sftp, if empty the backup won't be uploaded
-uploadProtocol: ""
-hostname: ""
-port: 22
-username: ""
-# Password or private RSA Key without password for SFTP
-# It's recommended to use a dedicated RSA key pair for SFTP
-# Password for FTPS
-authentication: ""
-# For SFTP only
-# Either the path of the knownHosts file or the public host key
-# if empty the server will try to scan and the save the public host key at the first connection
-knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
-# Timeout in seconds
-timeout: 20
-# Make sure the remote directory already exists
-remoteDirectory: "myServerBackups"
+uploadServers:
+  - 
+      # Possible value sftp & ftps if empty the backup won't be uploaded
+      uploadProtocol: ""
+      hostname: ""
+      port: 22
+      username: ""
+      # Password or private RSA Key without password for SFTP
+      # It's recommended to use a dedicated RSA key pair for SFTP
+      # Password for FTPS
+      authentication: ""
+      # For SFTP only
+      # Either the path of the knownHosts file or the public host key
+      # if empty the server will try to scan and the save the public host key at the first connection
+      knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
+      # Timeout in seconds
+      timeout: 20
+      # Make sure the remote directory already exists
+      remoteDirectory: "myServerBackups"
+  - 
+      # Possible value sftp & ftps if empty the backup won't be uploaded
+      uploadProtocol: ""
+      hostname: ""
+      port: 22
+      username: ""
+      # Password or private RSA Key without password for SFTP
+      # It's recommended to use a dedicated RSA key pair for SFTP
+      # Password for FTPS
+      authentication: ""
+      # For SFTP only
+      # Either the path of the knownHosts file or the public host key
+      # if empty the server will try to scan and the save the public host key at the first connection
+      knownHosts: "plugins/SecureServerBackup/sftp_hostKey.pub"
+      # Timeout in seconds
+      timeout: 20
+      # Make sure the remote directory already exists
+      remoteDirectory: "myServerBackups"      
 # Duration between backups, see more examples at:
 # https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/time/Duration.html#parse(java.lang.CharSequence)
 # Invalid values will disable autobackup
diff --git a/target/classes/de/kastenklicker/secureserverbackup/BackupRunnable.class b/target/classes/de/kastenklicker/secureserverbackup/BackupRunnable.class
index 92d2fae..c9106c0 100644
Binary files a/target/classes/de/kastenklicker/secureserverbackup/BackupRunnable.class and b/target/classes/de/kastenklicker/secureserverbackup/BackupRunnable.class differ
diff --git a/target/original-SecureServerBackup-2.0.1.jar b/target/original-SecureServerBackup-2.0.1.jar
index 0ae293d..6916286 100644
Binary files a/target/original-SecureServerBackup-2.0.1.jar and b/target/original-SecureServerBackup-2.0.1.jar differ