diff --git a/tests/environment.yml b/tests/environment.yml
index 73aa643..1e8baa2 100644
--- a/tests/environment.yml
+++ b/tests/environment.yml
@@ -4,5 +4,5 @@ channels:
 dependencies:
   - attrs>=19.2
   - cffi
-  - eccodes=>2.20.0
+  - eccodes>=2.20.0
   - numpy