diff --git a/samples/14_ooqcommandbuffers/main.cpp b/samples/14_ooqcommandbuffers/main.cpp
index ddc745a..6897c6c 100644
--- a/samples/14_ooqcommandbuffers/main.cpp
+++ b/samples/14_ooqcommandbuffers/main.cpp
@@ -8,6 +8,7 @@
 
 #include <CL/opencl.hpp>
 
+#include <chrono>
 #include <cinttypes>
 
 #include "util.hpp"