diff --git a/Project.toml b/Project.toml
index f2ab746d9b33c7a6d19bc119131ba567c5bea1ed..be2404b06f30e87a7d5328891b91987c5f1f2a95 100644
--- a/Project.toml
+++ b/Project.toml
@@ -4,5 +4,6 @@ julia = "1.7"
 [deps]
 ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
+NLsolve = "2774e3e8-f4cf-5e23-947b-6d7e65073b56"
 OrdinaryDiffEq = "1dea7af3-3e70-54e6-95c3-0bf5283fa5ed"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"