diff --git a/src/Enums/Orientation.php b/src/Enums/Orientation.php
index 6ce64a8f..5693711c 100644
--- a/src/Enums/Orientation.php
+++ b/src/Enums/Orientation.php
@@ -8,6 +8,7 @@ enum Orientation: int
     case Rotate90 = 90;
     case Rotate180 = 180;
     case Rotate270 = 270;
+    case RotateMinus90 = -90;
 
     public function degrees(): int
     {