diff --git a/pyproject.toml b/pyproject.toml
index b5a3c468d9e85e7fa7469c3a90d47b48ab93e54a..374b58cbf4636f1e28bacf987ac2fe89ed27ccba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,4 +3,4 @@ requires = [
     "setuptools>=42",
     "wheel"
 ]
-build-backend = "setuptools.build_meta"
\ No newline at end of file
+build-backend = "setuptools.build_meta"
diff --git a/setup.cfg b/setup.cfg
index 1713efd2b9bcb410055fdce761617e0b4fa04972..5ec4890c34f9f8046295e12f0ff2e50f3fd34dfb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -17,6 +17,8 @@ package_dir =
     = src
 packages = find:
 python_requires = >=3.7
+install_requires = 
+    shapely
 
 [options.packages.find]
 where = src
\ No newline at end of file