diff --git a/include/fc/safe.hpp b/include/fc/safe.hpp
index 2482621..9f165b4 100644
--- a/include/fc/safe.hpp
+++ b/include/fc/safe.hpp
@@ -2,6 +2,8 @@
 #include <fc/exception/exception.hpp>
 #include <fc/reflect/reflect.hpp>
 
+#include <limits>
+
 namespace fc {
 
    /**