diff --git a/src/ZonedDateTime.php b/src/ZonedDateTime.php
index 930e5cd..96b0839 100644
--- a/src/ZonedDateTime.php
+++ b/src/ZonedDateTime.php
@@ -142,7 +142,7 @@ public static function ofInstant(Instant $instant, TimeZone $timeZone) : ZonedDa
         if ($timeZone instanceof TimeZoneOffset) {
             $timeZoneOffset = $timeZone;
         } else {
-            $timeZoneOffset = TimeZoneOffset::ofTotalSeconds($dateTimeZone->getOffset($dateTime));
+            $timeZoneOffset = TimeZoneOffset::ofTotalSeconds($dateTime->getOffset());
         }
 
         return new ZonedDateTime($localDateTime, $timeZoneOffset, $timeZone, $instant);