diff --git a/environment-dev.yml b/environment-dev.yml
index b046b85..eee8e6a 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -15,7 +15,7 @@ dependencies:
   - xarray
   #
   # Extras
-  - cartopy
+  - cartopy>=0.21
   - joblib
   - netcdf4
   - ptitprince