diff --git a/clic/include/utils.hpp b/clic/include/utils.hpp
index c6bfd7896..de351f271 100644
--- a/clic/include/utils.hpp
+++ b/clic/include/utils.hpp
@@ -1,6 +1,7 @@
 #ifndef __INCLUDE_UTILS_HPP
 #define __INCLUDE_UTILS_HPP
 
+#include <cstdint>
 #include <fstream>
 #include <iostream>
 #include <limits>
@@ -222,7 +223,7 @@ loadFile(const std::string & file_path) -> std::string
 }
 
 inline auto
-saveFile(const std::string & file_path, const std::string & source) -> void
+saveFile(std::string & file_path, std::string & source) -> void
 {
   std::ofstream ofs(file_path);
   if (!ofs.is_open())