diff --git a/netbox/utilities/constants.py b/netbox/utilities/constants.py
index 366d8f796..975a2f48d 100644
--- a/netbox/utilities/constants.py
+++ b/netbox/utilities/constants.py
@@ -45,6 +45,10 @@ HTTP_REQUEST_META_SAFE_COPY = [
     'HTTP_REFERER',
     'HTTP_USER_AGENT',
     'HTTP_X_FORWARDED_FOR',
+    'HTTP_X_FORWARDED_HOST',
+    'HTTP_X_FORWARDED_PORT',
+    'HTTP_X_FORWARDED_PROTO',
+    'HTTP_X_REAL_IP',
     'QUERY_STRING',
     'REMOTE_ADDR',
     'REMOTE_HOST',