1 files changed, 2 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/optional/optional.specalg/make_optional_explicit.pass.cpp b/libcxx/test/std/utilities/optional/optional.specalg/make_optional_explicit.pass.cpp
index d3461542b93..e736eb4a355 100644
--- a/libcxx/test/std/utilities/optional/optional.specalg/make_optional_explicit.pass.cpp
+++ b/libcxx/test/std/utilities/optional/optional.specalg/make_optional_explicit.pass.cpp
@@ -17,6 +17,8 @@
 #include <memory>
 #include <cassert>
 
+#include "test_macros.h"
+
 int main(int, char**)
 {
     using std::optional;