diff --git a/conda/meta.yaml b/conda/meta.yaml
index e5df6691..15d3ea5f 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -25,6 +25,7 @@ test:
     - pytest
     - ipympl
     - ipywidgets
+    - plotly
     - pythreejs
     - scipp >=0.12
     - scipy