diff --git a/.env.example b/.env.example
index 96ed74c18da..d9a9a3bc6fc 100644
--- a/.env.example
+++ b/.env.example
@@ -28,6 +28,7 @@ DB_CONNECTION=sqlite
 
 BROADCAST_CONNECTION=log
 CACHE_STORE=database
+CACHE_PREFIX=
 FILESYSTEM_DISK=local
 QUEUE_CONNECTION=database
 SESSION_DRIVER=database