diff --git a/libcudacxx/test/libcudacxx/std/utilities/utility/utility.underlying/to_underlying.pass.cpp b/libcudacxx/test/libcudacxx/std/utilities/utility/utility.underlying/to_underlying.pass.cpp
index 40a62ac7796..051780a8b2e 100644
--- a/libcudacxx/test/libcudacxx/std/utilities/utility/utility.underlying/to_underlying.pass.cpp
+++ b/libcudacxx/test/libcudacxx/std/utilities/utility/utility.underlying/to_underlying.pass.cpp
@@ -86,7 +86,7 @@ __host__ __device__ TEST_CONSTEXPR_CXX14 bool test()
   assert(cuda::std::numeric_limits<int>::min() == cuda::std::to_underlying(enum_min));
   assert(cuda::std::numeric_limits<int>::max() == cuda::std::to_underlying(enum_max));
 
-  WithBitfieldEnums bf;
+  WithBitfieldEnums bf{};
   bf.e1 = static_cast<e_default>(3);
   bf.e2 = e_ushort::e;
   bf.e3 = e_bool::t;