diff --git a/imap_filter/imap_filter.py b/imap_filter/imap_filter.py
index 25361dc..c9885a1 100644
--- a/imap_filter/imap_filter.py
+++ b/imap_filter/imap_filter.py
@@ -11,6 +11,7 @@ import logging
 from logging.handlers import SysLogHandler
 import imaplib
 import email
+from pathlib import Path
 from signal import signal, SIGINT
 import json
 import re
@@ -136,6 +137,10 @@ class ImapFilter:
 
     def _create_sieve_script(self, filters):
         if os.path.exists(self.config['sieve_scripts_path']):
+            if os.geteuid() == 0:
+                file_path = Path(self.config['sieve_scripts_path'])
+                owner = file_path.owner()
+                group = file_path.group()
             with open(self.config['sieve_scripts_path'], 'r', encoding='UTF-8') as sieve_script:
                 content = sieve_script.read()
         else:
@@ -176,6 +181,9 @@ class ImapFilter:
                 content += f"{replacement}\n"
         with open(self.config['sieve_scripts_path'], 'w', encoding='UTF-8') as sieve_script:
             sieve_script.write(content)
+        if os.geteuid() == 0:
+            os.chown(self.config['sieve_scripts_path'], owner, group)
+        os.chmod(self.config['sieve_scripts_path'], '0777')
         return True
 
     def _process_message(self, message_id, data, mfilter):