diff --git a/src/cli/conio.hpp b/src/cli/conio.hpp
index e982340..d0049e0 100644
--- a/src/cli/conio.hpp
+++ b/src/cli/conio.hpp
@@ -1,6 +1,7 @@
 #ifndef __CONIO_HPP__
 #define __CONIO_HPP__
 
+#include <cstdarg>
 #include <stdint.h>
 
 /**
@@ -53,4 +54,4 @@ extern "C"
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif