--- manmake/manripper.cpp
+++ manmake/manripper.cpp
@@ -1,7 +1,8 @@
 
-#include <stdio.h>
-#include <ctype.h>
+#include <cstdio>
+#include <cctype>
 #include <string>
+#include <cstring>
 #include <map>
 
 using namespace std;