diff --git a/Project.toml b/Project.toml
index 9a6aa54..7ed4b52 100644
--- a/Project.toml
+++ b/Project.toml
@@ -32,4 +32,5 @@ Polynomials = "2"
 Unitful = "1"
 UnitfulEquivalences = "0.2"
 UnitfulRecipes = "1"
+YAML = "0.4"
 julia = "1.6"