diff --git a/src/Parser.cpp b/src/Parser.cpp
index 2f7b38ee0..b2440bff7 100644
--- a/src/Parser.cpp
+++ b/src/Parser.cpp
@@ -1570,7 +1570,7 @@ void Parser::findModifications ()
   bool after_writecmd = false;
 
   std::vector <Tree*> nodes;
-  collect (nodes, false);
+  collect (nodes, true);
   std::vector <Tree*>::iterator i;
   for (i = nodes.begin (); i != nodes.end (); ++i)
   {