diff --git a/src/util/scoped_timer.cpp b/src/util/scoped_timer.cpp
index 33c6a2dc8fa..d9f116646fd 100644
--- a/src/util/scoped_timer.cpp
+++ b/src/util/scoped_timer.cpp
@@ -22,6 +22,7 @@ Revision History:
 #include "util/scoped_timer.h"
 #include "util/mutex.h"
 #include "util/util.h"
+#include <atomic>
 #include <chrono>
 #include <climits>
 #include <condition_variable>