diff --git a/src/register/hei_operator_register.hpp b/src/register/hei_operator_register.hpp
index 14875b4..748280c 100755
--- a/src/register/hei_operator_register.hpp
+++ b/src/register/hei_operator_register.hpp
@@ -2,7 +2,8 @@
 
 #include <algorithm>
 
-#include <iipscr.h>
+#include <register/hei_register.hpp>
+
 #include <prdrCommon.H>
 
 namespace libhei