diff --git a/.env.example b/.env.example
index 79ce65337..959c00e9f 100644
--- a/.env.example
+++ b/.env.example
@@ -9,6 +9,7 @@ ENFORCE_EMAIL_VERIFICATION="false"
 PF_MAX_USERS="1000"
 OAUTH_ENABLED="true"
 ENABLE_CONFIG_CACHE=true
+INSTANCE_DISCOVER_PUBLIC="true"
 
 # Media Configuration
 PF_OPTIMIZE_IMAGES="true"