diff --git a/environments/production.json b/environments/production.json
index d226fa7..ab93492 100644
--- a/environments/production.json
+++ b/environments/production.json
@@ -104,7 +104,7 @@
     },
     "strfry": {
       "domain": "nostr.kosmos.org",
-      "real_ip_header": "X-Real-IP",
+      "real_ip_header": "x-real-ip",
       "info": {
         "name": "Kosmos Relay",
         "description": "Members-only nostr relay for kosmos.org users",