1 files changed, 2 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/function.objects/refwrap/refwrap.helpers/ref_1.pass.cpp b/libcxx/test/std/utilities/function.objects/refwrap/refwrap.helpers/ref_1.pass.cpp
index f64d8ad8cae..41614d3b2e2 100644
--- a/libcxx/test/std/utilities/function.objects/refwrap/refwrap.helpers/ref_1.pass.cpp
+++ b/libcxx/test/std/utilities/function.objects/refwrap/refwrap.helpers/ref_1.pass.cpp
@@ -15,6 +15,8 @@
 #include <functional>
 #include <cassert>
 
+#include "test_macros.h"
+
 int main(int, char**)
 {
     int i = 0;