diff --git a/lib/server.js b/lib/server.js
index 8785564..8aca3d8 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -281,7 +281,7 @@ Server.prototype.toJSON = function () {
     auto_start: this.auto_start,
     battle_eye: this.battle_eye,
     id: this.id,
-    filePatching: this.file_patching,
+    file_patching: this.file_patching,
     forcedDifficulty: this.forcedDifficulty,
     max_players: this.max_players,
     missions: this.missions,