diff --git a/Project.toml b/Project.toml
index dee1fcac06b0b64b6aa31c7bf361b56c650dfaff..1553da156428c69f8d6bc3b5ba77eaa4c17f9732 100644
--- a/Project.toml
+++ b/Project.toml
@@ -9,4 +9,4 @@ DifferentialEquations = "0c46a032-eb83-5123-abaf-570d42b7fbaa"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 MINPACK = "4854310b-de5a-5eb6-a2a5-c1dee2bd17f9"
 NLsolve = "2774e3e8-f4cf-5e23-947b-6d7e65073b56"
-
+ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"