diff --git a/environment.yml b/environment.yml
index f1564558..4fa6463f 100644
--- a/environment.yml
+++ b/environment.yml
@@ -12,6 +12,7 @@ dependencies:
   - jsonschema
   - noaa-gfdl::fre-nctools
   - noaa-gfdl::catalogbuilder
+  - conda-forge::numpy>=2.0.0
   - conda-forge::nccmp
   - conda-forge::cylc-flow>=8.2.0
   - conda-forge::cylc-rose