diff --git a/src/org/kde/kdeconnect/Plugins/SftpPlugin/SimpleSftpServer.kt b/src/org/kde/kdeconnect/Plugins/SftpPlugin/SimpleSftpServer.kt
index 9077be5d..8cfb0780 100644
--- a/src/org/kde/kdeconnect/Plugins/SftpPlugin/SimpleSftpServer.kt
+++ b/src/org/kde/kdeconnect/Plugins/SftpPlugin/SimpleSftpServer.kt
@@ -10,10 +10,8 @@ import android.content.Context
 import android.os.Build
 import android.util.Log
 import org.apache.sshd.common.file.nativefs.NativeFileSystemFactory
-import org.apache.sshd.common.kex.BuiltinDHFactories
 import org.apache.sshd.common.keyprovider.AbstractKeyPairProvider
 import org.apache.sshd.common.session.SessionContext
-import org.apache.sshd.common.signature.BuiltinSignatures
 import org.apache.sshd.common.util.io.PathUtils
 import org.apache.sshd.common.util.security.SecurityUtils.SECURITY_PROVIDER_REGISTRARS
 import org.apache.sshd.scp.server.ScpCommandFactory
@@ -21,7 +19,6 @@ import org.apache.sshd.server.ServerBuilder
 import org.apache.sshd.server.SshServer
 import org.apache.sshd.server.auth.password.PasswordAuthenticator
 import org.apache.sshd.server.auth.pubkey.PublickeyAuthenticator
-import org.apache.sshd.server.kex.DHGServer
 import org.apache.sshd.server.session.ServerSession
 import org.apache.sshd.server.subsystem.SubsystemFactory
 import org.apache.sshd.sftp.server.FileHandle
@@ -70,26 +67,6 @@ internal class SimpleSftpServer {
     @Throws(GeneralSecurityException::class)
     fun initialize(context: Context?, device: Device) {
         val sshd = ServerBuilder.builder().apply {
-            signatureFactories(
-                listOf(
-                    BuiltinSignatures.nistp256,
-                    BuiltinSignatures.nistp384,
-                    BuiltinSignatures.nistp521,
-                    BuiltinSignatures.dsa,
-                    SignatureRSASHA256.Factory,
-                    BuiltinSignatures.rsa // Insecure SHA1, left for backwards compatibility
-                )
-            )
-            keyExchangeFactories(listOf(
-                BuiltinDHFactories.ecdhp256,  // ecdh-sha2-nistp256
-                BuiltinDHFactories.ecdhp384,  // ecdh-sha2-nistp384
-                BuiltinDHFactories.ecdhp521,  // ecdh-sha2-nistp521
-                DHG14_256Factory,  // diffie-hellman-group14-sha256
-                BuiltinDHFactories.dhg14, // Insecure diffie-hellman-group14-sha1, left for backwards-compatibility.
-            ).map {
-                DHGServer.newFactory(it)
-            })
-
             fileSystemFactory(
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
                     NativeFileSystemFactory()