diff --git a/Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeDateTimeFormat.cpp b/Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeDateTimeFormat.cpp
index bf1b33424cd..07b7b1c3209 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeDateTimeFormat.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeDateTimeFormat.cpp
@@ -1468,7 +1468,7 @@ static ErrorOr<void> parse_time_zone_names(String locale_time_zone_names_path, U
     time_zone_formats.gmt_zero_format = locale_data.unique_strings.ensure(gmt_zero_format_string.as_string());
 
     auto parse_time_zone = [&](StringView meta_zone, JsonObject const& meta_zone_object) {
-        constexpr auto standard_keys = Array { "daylight"sv, "standard"sv };
+        constexpr auto standard_keys = Array { "standard"sv, "daylight"sv };
         constexpr auto generic_keys = Array { "generic"sv };
 
         auto golden_zones = locale_data.meta_zones.find(meta_zone);
diff --git a/Tests/LibUnicode/TestUnicodeDateTimeFormat.cpp b/Tests/LibUnicode/TestUnicodeDateTimeFormat.cpp
index dd53a0e46e4..b22c36d4e84 100644
--- a/Tests/LibUnicode/TestUnicodeDateTimeFormat.cpp
+++ b/Tests/LibUnicode/TestUnicodeDateTimeFormat.cpp
@@ -31,22 +31,22 @@ TEST_CASE(time_zone_name)
         TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "UTC"sv, "غرينتش"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "UTC"sv, "غرينتش"sv },
 
-        TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "Pacific Daylight Time"sv },
-        TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Los_Angeles"sv, "PDT"sv },
+        TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "Pacific Standard Time"sv },
+        TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Los_Angeles"sv, "PST"sv },
         TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Los_Angeles"sv, "Pacific Time"sv },
         TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Los_Angeles"sv, "PT"sv },
 
-        TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "توقيت المحيط الهادي الصيفي"sv },
+        TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "توقيت المحيط الهادي الرسمي"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "America/Los_Angeles"sv, "غرينتش-٨"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Los_Angeles"sv, "توقيت المحيط الهادي"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Los_Angeles"sv, "غرينتش-٨"sv },
 
-        TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "Pacific Daylight Time"sv },
-        TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Vancouver"sv, "PDT"sv },
+        TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "Pacific Standard Time"sv },
+        TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Vancouver"sv, "PST"sv },
         TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Vancouver"sv, "Pacific Time"sv },
         TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Vancouver"sv, "PT"sv },
 
-        TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "توقيت المحيط الهادي الصيفي"sv },
+        TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "توقيت المحيط الهادي الرسمي"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "America/Vancouver"sv, "غرينتش-٨"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Vancouver"sv, "توقيت المحيط الهادي"sv },
         TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Vancouver"sv, "غرينتش-٨"sv },