diff --git a/lihzahrd/tiles/shape.py b/lihzahrd/tiles/shape.py
index 95924a3..b8cf774 100644
--- a/lihzahrd/tiles/shape.py
+++ b/lihzahrd/tiles/shape.py
@@ -12,8 +12,6 @@ class Shape(enum.IntEnum):
     TOP_LEFT_SLOPE = 3
     BOTTOM_RIGHT_SLOPE = 4
     BOTTOM_LEFT_SLOPE = 5
-    UNKNOWN_6 = 6
-    UNKNOWN_7 = 7
 
     @classmethod
     def from_flags(cls, flags2):