diff --git a/environment.yml b/environment.yml
index 03fb86a81ed5081fc15819806a669b0869af1a02..befc3651ac79ac9860956152d9124e3552f3dca8 100644
--- a/environment.yml
+++ b/environment.yml
@@ -6,7 +6,10 @@ channels:
 dependencies:
   - ipython
   - scipy
+  - seaborn
+  - biopython
   - scikit-learn
   - numba
+  - cython
   - dendropy
  
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