diff --git a/docs/Project.toml b/docs/Project.toml
index d05f091..0739137 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -7,4 +7,5 @@ StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 
 [compat]
 Documenter = "1"
+MultivariateStats = "0.10.4"
 RDatasets = "0.8.1"