diff --git a/Userland/Libraries/LibTimeZone/TimeZone.cpp b/Userland/Libraries/LibTimeZone/TimeZone.cpp
index 251f84c11c..ba2d4eb154 100644
--- a/Userland/Libraries/LibTimeZone/TimeZone.cpp
+++ b/Userland/Libraries/LibTimeZone/TimeZone.cpp
@@ -28,7 +28,7 @@ StringView current_time_zone()
         tzset();
     }
 
-    return tzname[0];
+    return canonicalize_time_zone(tzname[0]).value_or("UTC"sv);
 }
 
 Optional<TimeZone> __attribute__((weak)) time_zone_from_string([[maybe_unused]] StringView time_zone)