diff --git a/.test-conda-env-py3.yml b/.test-conda-env-py3.yml
index 89170283a82cd7d62dd2a57f60f60c96fc1cd4fb..675a8dffad07ec92a1ea14d99bdb34445741a7a2 100644
--- a/.test-conda-env-py3.yml
+++ b/.test-conda-env-py3.yml
@@ -25,3 +25,4 @@ dependencies:
     - git+https://github.com/inducer/leap
     - git+https://github.com/inducer/pyvisfile
     - mpi4py
+    - pymetis