diff --git a/conf/config.json.example b/conf/config.json.example
index 6143584..804fab8 100644
--- a/conf/config.json.example
+++ b/conf/config.json.example
@@ -7,6 +7,7 @@
         "loglevel": "info",
         "useCDN": false,
         "allowGravatar": false,
+        "allowPDFExport": true,
         "hsts": {
             "enable": true,
             "maxAgeSeconds": 31536000,