diff --git a/test/latency.cc b/test/latency.cc
index 86443ba..8e90397 100644
--- a/test/latency.cc
+++ b/test/latency.cc
@@ -28,6 +28,7 @@
  */
 
 #include <stdio.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sched.h>