diff -Naur openroad-9999_or/include/ord/Design.h openroad-9999/include/ord/Design.h
--- openroad-9999_or/include/ord/Design.h       2023-10-24 13:18:05.744217313 +0200
+++ openroad-9999/include/ord/Design.h  2023-10-24 13:18:46.593757195 +0200
@@ -37,6 +37,7 @@
 
 #include <string>
 #include <vector>
+#include <cstdint>
 
 namespace odb {
 class dbBlock;