diff --git a/deployments/data102/image/environment.yml b/deployments/data102/image/environment.yml
index bc96efcb0..77d2eac64 100644
--- a/deployments/data102/image/environment.yml
+++ b/deployments/data102/image/environment.yml
@@ -27,6 +27,7 @@ dependencies:
 - pandoc==3.1.3
 # data102, Fall 2023, https://github.com/berkeley-dsep-infra/datahub/issues/5037
 - pymc==5.8.1
+- python-graphviz==0.20.1 
 - scikit-learn==1.2.2
 - scipy==1.10.1
 - seaborn==0.12.2