diff --git a/Slang/builtin.h b/Slang/builtin.h
index da283d2..0aa95ef 100644
--- a/Slang/builtin.h
+++ b/Slang/builtin.h
@@ -7,7 +7,7 @@
 #include <regex>
 #include <limits>
 #include <algorithm>
-#include <boost/any.hpp>
+#include <any>
 #include <unordered_map>
 #include "strops.h"
 #include "graphics.h"