diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index 9f94278..15d9043 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -11,6 +11,7 @@ pooch
 pyastar2d @ git+https://github.com/bluemellophone/batbot-pyastar2d@master
 rich
 scikit-image
+scipy
 shapely
 sphinx-click
 tqdm
diff --git a/setup.cfg b/setup.cfg
index d73eb80..63f1c81 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -31,6 +31,7 @@ install_requires =
     pyastar2d @ git+https://github.com/bluemellophone/batbot-pyastar2d@master
     rich
     scikit-image
+    scipy
     shapely
     sphinx-click
     tqdm