diff --git a/pyproject.toml b/pyproject.toml
index cf0c300..74d4514 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 authors = [{name = "Jianyuan Wang", email = "jianyuan@robots.ox.ac.uk"}]
 dependencies = [
-    "numpy==1.26.1",
+    "numpy<2",
     "Pillow",
     "huggingface_hub",
     "einops",