diff --git a/apps/openmw_test_suite/esm/variant.cpp b/apps/openmw_test_suite/esm/variant.cpp
index 82da91c1c4..8f3bfd0ada 100644
--- a/apps/openmw_test_suite/esm/variant.cpp
+++ b/apps/openmw_test_suite/esm/variant.cpp
@@ -6,6 +6,7 @@
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 
+#include <array>
 #include <functional>
 
 namespace