diff --git a/Project.toml b/Project.toml
index 1bd22f6e..bb51904b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -23,7 +23,7 @@ CCBlade = "0.2"
 FLOWMath = "0.3"
 FiniteDiff = "2"
 ForwardDiff = "0.10"
-ImplicitAD = "0.2"
+ImplicitAD = "0.2, 0.3"
 IterativeSolvers = "0.9"
 LineSearches = "7"
 NLsolve = "4"