diff --git a/detectron2/modeling/backbone/vit.py b/detectron2/modeling/backbone/vit.py
index 31cc28ac88..75dff11a72 100644
--- a/detectron2/modeling/backbone/vit.py
+++ b/detectron2/modeling/backbone/vit.py
@@ -470,7 +470,7 @@ def __init__(
     @property
     def padding_constraints(self):
         return {
-            "size_divisiblity": self._size_divisibility,
+            "size_divisibility": self._size_divisibility,
             "square_size": self._square_pad,
         }