diff --git a/ssh_daemon/daemon.py b/ssh_daemon/daemon.py
index ed7a965..82db52e 100644
--- a/ssh_daemon/daemon.py
+++ b/ssh_daemon/daemon.py
@@ -4,6 +4,8 @@ import threading
 import select
 import sys
 
+SERVER_KEY = paramiko.Ed25519Key.from_private_key_file("daemon.key")
+
 
 class CustomServer(paramiko.ServerInterface):
     def __init__(self, username):
@@ -70,9 +72,7 @@ def handle_tcp_forwarding(channel, origin, destination):
 def handle_client(client_sock):
     try:
         transport = paramiko.Transport(client_sock)
-        transport.add_server_key(
-            paramiko.Ed25519Key.from_private_key_file("daemon.key")
-        )
+        transport.add_server_key(SERVER_KEY)
 
         server = CustomServer(None)
         transport.start_server(server=server)