diff --git a/src/mergerfs.cpp b/src/mergerfs.cpp
index c062ceea..4d731a34 100644
--- a/src/mergerfs.cpp
+++ b/src/mergerfs.cpp
@@ -414,7 +414,7 @@ main(int    argc_,
     ->required()
     ->take_last()
     ;
-  app->positionals_at_end();
+  app.positionals_at_end();
 
   try
     {