diff --git a/pyproject.toml b/pyproject.toml
index 22b1883c..58bf7976 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,6 +44,7 @@ multimethod = ">=1.8"
 python-dateutil = ">=2.8.2"
 kerchunk = { version = ">=0.1.2", optional = true }
 dask = { version = ">=2022.1.0", optional = true }
+shapely = ">=2.0.0"
 
 [tool.poetry.extras]
 kerchunk = ["kerchunk", "dask"]