diff --git a/example/ex1/ex1.cpp b/example/ex1/ex1.cpp
index e343002e..ad34c3ad 100644
--- a/example/ex1/ex1.cpp
+++ b/example/ex1/ex1.cpp
@@ -2,7 +2,7 @@
 
 #include "xo/flatstring/flatstring.hpp"
 //#include "xo/stringliteral/stringliteral_iostream.hpp"
-#include "xo/flatstring/experiment.hpp"
+//#include "xo/flatstring/experiment.hpp"
 //#include "xo/stringliteral/string_view_concat.hpp"
 #include <iostream>