diff --git a/Project.toml b/Project.toml
index 112bb1c..bc58361 100644
--- a/Project.toml
+++ b/Project.toml
@@ -30,7 +30,7 @@ Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 CachedInterpolations = "0.1"
 CenterIndexedArrays = "0.2"
 CoordinateTransformations = "0.5, 0.6"
-ForwardDiff = "0.10"
+ForwardDiff = "0.10, 1"
 Interpolations = "0.9, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15"
 Ipopt = "0.5, 0.6, 1"
 IterativeSolvers = "0.7, 0.8, 0.9"
@@ -47,7 +47,6 @@ StaticArrays = "0.10, 0.11, 0.12, 1"
 Statistics = "1"
 julia = "1.10"
 
-
 [extras]
 ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
 Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"