diff --git a/docs/Project.toml b/docs/Project.toml
index ca13773492..d118aacdf0 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -34,6 +34,7 @@ Attractors = "1.24"
 BenchmarkTools = "1.3"
 BifurcationKit = "0.4"
 CairoMakie = "0.13"
+ControlSystemsMTK = "2"
 DataInterpolations = "6.5, 8"
 Distributions = "0.25"
 Documenter = "1"