diff --git a/caffe2/utils/fatal_signal_asan_no_sig_test.cc b/caffe2/utils/fatal_signal_asan_no_sig_test.cc
index f636001c879..b06231b01bb 100644
--- a/caffe2/utils/fatal_signal_asan_no_sig_test.cc
+++ b/caffe2/utils/fatal_signal_asan_no_sig_test.cc
@@ -6,6 +6,7 @@
 
 #include <functional>
 #include <iostream>
+#include <array>
 
 #include "caffe2/core/common.h"