diff --git a/src/values/mrand.cpp b/src/values/mrand.cpp
index 89a1102..2ab1e9c 100644
--- a/src/values/mrand.cpp
+++ b/src/values/mrand.cpp
@@ -1,4 +1,4 @@
-#include <inttypes.h>
+#include <cinttypes>
 #include <algorithm>
 #include "values/mrand.hpp"