diff --git a/libcxx/test/utilities/optional/optional.inplace/in_place_t.pass.cpp b/libcxx/test/utilities/optional/optional.inplace/in_place_t.pass.cpp
index ef9ee49b8ad5..f1728b48cc0a 100644
--- a/libcxx/test/utilities/optional/optional.inplace/in_place_t.pass.cpp
+++ b/libcxx/test/utilities/optional/optional.inplace/in_place_t.pass.cpp
@@ -30,8 +30,8 @@ int main()
 {
 #if _LIBCPP_STD_VER > 11
 
-	static_assert((std::is_class<std::in_place_t>::value), "");
-	static_assert((std::is_empty<std::in_place_t>::value), "");
+    static_assert((std::is_class<std::in_place_t>::value), "");
+    static_assert((std::is_empty<std::in_place_t>::value), "");
     
     static_assert(test(std::in_place) == 3, "");
 #endif
diff --git a/libcxx/test/utilities/optional/optional.nullopt/nullopt_t.pass.cpp b/libcxx/test/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
index 22bf34b7caa1..bb8ec43f3171 100644
--- a/libcxx/test/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
+++ b/libcxx/test/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
@@ -29,10 +29,10 @@ test(const std::nullopt_t&)
 int main()
 {
 #if _LIBCPP_STD_VER > 11
-	static_assert((std::is_class<std::nullopt_t>::value), "");
-	static_assert((std::is_empty<std::nullopt_t>::value), "");
-	static_assert((std::is_literal_type<std::nullopt_t>::value), "");
-	static_assert((!std::is_default_constructible<std::nullopt_t>::value), "");
+    static_assert((std::is_class<std::nullopt_t>::value), "");
+    static_assert((std::is_empty<std::nullopt_t>::value), "");
+    static_assert((std::is_literal_type<std::nullopt_t>::value), "");
+    static_assert((!std::is_default_constructible<std::nullopt_t>::value), "");
     
     static_assert(test(std::nullopt) == 3, "");
 #endif