1 files changed, 2 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/template.bitset/bitset.operators/stream_out.pass.cpp b/libcxx/test/std/utilities/template.bitset/bitset.operators/stream_out.pass.cpp
index 43c20f848bb..3ef0eb8bf9b 100644
--- a/libcxx/test/std/utilities/template.bitset/bitset.operators/stream_out.pass.cpp
+++ b/libcxx/test/std/utilities/template.bitset/bitset.operators/stream_out.pass.cpp
@@ -16,6 +16,8 @@
 #include <sstream>
 #include <cassert>
 
+#include "test_macros.h"
+
 int main(int, char**)
 {
     std::ostringstream os;