diff --git a/environment.yml b/environment.yml
index 749859d..dd5d92c 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,6 +2,5 @@ channels:
 - conda-forge
 dependencies:
 - python =3.12
+- python-workflow-definition =0.0.1
 - conda_subprocess =0.0.6
-- pip:
-  - python-workflow-definition==0.0.1