--- utils/ResourceManager.cpp
+++ utils/ResourceManager.cpp
@@ -17,6 +17,7 @@
 #include <dirent.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <cstring>
 
 #include <Trace.hpp>
 #include <ResourceManager.hpp>
--- utils/Value.hpp
+++ utils/Value.hpp
@@ -15,8 +15,9 @@
 #ifndef _Value_hpp_
 #define _Value_hpp_
 
-#include <stdio.h>
+#include <cstdio>
 #include <string>
+#include <cstdlib>
 
 #include <Trace.hpp>