diff --git a/environment.yml b/environment.yml
index 53d058b231f3359a9095c2042d033b55cef851c8..891060af9f1262b4e895bc53e7a12497e20fcc73 100644
--- a/environment.yml
+++ b/environment.yml
@@ -54,6 +54,7 @@ dependencies:
 - xarray
 - ipytone   # For the wind demo
 - netcdf4
+- pooch
 
 
 - pip