diff --git a/thresholds.py b/thresholds.py
index 8d7f114..0802ff6 100644
--- a/thresholds.py
+++ b/thresholds.py
@@ -11,6 +11,8 @@ if TYPE_CHECKING:
 
 
 class Threshold(Enum):
+    ALL = 0
+    HALF = 50
     LAX = 90
     NORMAL = 95
     STRICT = 98