diff --git a/y2019/jevois/uart_test.cc b/y2019/jevois/uart_test.cc
index 4f58e73..ff02f08 100644
--- a/y2019/jevois/uart_test.cc
+++ b/y2019/jevois/uart_test.cc
@@ -1,6 +1,6 @@
 #include "y2019/jevois/uart.h"
 
-#include <stdint.h>
+#include <cstdint>
 
 #include "gtest/gtest.h"