1 files changed, 2 insertions, 1 deletions
diff --git a/src/node.h b/src/node.h
index 3f81290..d52528b 100644
--- a/src/node.h
+++ b/src/node.h
@@ -30,8 +30,9 @@
 #include <string>
 #include <list>
 #include <map>
+#include <cstdint>
 
-typedef unsigned int nodeid_t;
+typedef std::int64_t nodeid_t;
 typedef std::list<nodeid_t> NodeIdList;
 
 typedef struct