diff --git a/test/filesystem_test.cpp b/test/filesystem_test.cpp
index 280bf10..a4cddb8 100644
--- a/test/filesystem_test.cpp
+++ b/test/filesystem_test.cpp
@@ -323,8 +323,7 @@ TEST_CASE("fs::detail::fromUf88", "[filesystem][fs.detail.utf8]")
     CHECK(std::u16string(2,0xfffd) == fs::detail::fromUtf8<std::u16string>(std::string("\xed\xa0\x80")));
 }
 
-#ifndef GHC_OS_WINDOWS
-TEST_CASE("fws::detail::toUtf8", "[filesystem][fs.detail.utf8]")
+TEST_CASE("fs::detail::toUtf8", "[filesystem][fs.detail.utf8]")
 {
     CHECK(std::string("\xc3\xa4/\xe2\x82\xac\xf0\x9d\x84\x9e") == fs::detail::toUtf8(std::u16string(u"\u00E4/\u20AC\U0001D11E")));
     CHECK(std::string("\xEF\xBF\xBD") == fs::detail::toUtf8(std::u16string(1, 0xd800)));
@@ -333,7 +332,6 @@ TEST_CASE("fws::detail::toUtf8", "[filesystem][fs.detail.utf8]")
     CHECK(std::string("\xEF\xBF\xBD") == t);
 }
 #endif
-#endif
 
 #ifndef GHC_OS_WINDOWS
 TEST_CASE("30.10.8.1 path(\"//host\").has_root_name()", "[filesystem][path][fs.path.generic]")