diff --git a/env-example b/env-example
index 4c786473..3c1d30de 100644
--- a/env-example
+++ b/env-example
@@ -262,7 +262,7 @@ PHP_WORKER_INSTALL_CASSANDRA=false
 PHP_WORKER_INSTALL_GEARMAN=false
 PHP_WORKER_INSTALL_REDIS=false
 PHP_WORKER_INSTALL_IMAP=false
-PHP_WORKER_INSTALL_XMLRPC
+PHP_WORKER_INSTALL_XMLRPC=false
 
 PHP_WORKER_PUID=1000
 PHP_WORKER_PGID=1000