diff --git a/bazarr/utilities/helper.py b/bazarr/utilities/helper.py
index b381f2e15..e8378bd84 100644
--- a/bazarr/utilities/helper.py
+++ b/bazarr/utilities/helper.py
@@ -11,7 +11,9 @@ from app.config import settings
 
 
 def check_credentials(user, pw, request, log_success=True):
-    ip_addr = request.environ.get('HTTP_X_FORWARDED_FOR', request.remote_addr)
+    forwarded_for_ip_addr = request.environ.get('HTTP_X_FORWARDED_FOR')
+    real_ip_addr = request.environ.get('HTTP_X_REAL_IP')
+    ip_addr = forwarded_for_ip_addr or real_ip_addr or request.remote_addr
     username = settings.auth.username
     password = settings.auth.password
     if hashlib.md5(f"{pw}".encode('utf-8')).hexdigest() == password and user == username: