diff --git a/democlient/democlient.cpp b/democlient/democlient.cpp
index cc15e61fe..2dea0e938 100644
--- a/democlient/democlient.cpp
+++ b/democlient/democlient.cpp
@@ -1,5 +1,5 @@
-
-#include <stdio.h>
+#include <ctime>
+#include <cstdio>
 #include <cstdlib>
 #include <algorithm>