diff --git a/docs/environment.yml b/docs/environment.yml
index cce4173b6..8e703ec7b 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -21,6 +21,7 @@ dependencies:
       - netCDF4
       - PyQt5
       - owslib
+      - future
   - basemap >=1.3.3
   - pint
   - python <3.12