diff --git a/Project.toml b/Project.toml
index f20a02b5..ffc145cf 100644
--- a/Project.toml
+++ b/Project.toml
@@ -17,6 +17,7 @@ GeometryBasics = "0.4"
 Graphs = "1.4"
 Makie = "0.19"
 NetworkLayout = "0.4.3"
+PolynomialRoots = "1"
 StaticArrays = "1.2"
 julia = "1"