diff --git a/output.h b/output.h
index af429609c..0a556a247 100644
--- a/output.h
+++ b/output.h
@@ -171,7 +171,7 @@
 
 #include "scan_lists.h"
 #ifndef NOLUA
-class ScriptResults;
+#include "nse_main.h"
 #endif
 #include <nsock.h>
 class PortList;