diff --git a/Project.toml b/Project.toml
index bbdd5b2d..c2b515ab 100644
--- a/Project.toml
+++ b/Project.toml
@@ -48,7 +48,7 @@ NLsolve = "4"
 OrdinaryDiffEq = "6.52"
 Random = "1.6"
 RandomNumbers = "1.5.3"
-RecursiveArrayTools = "2"
+RecursiveArrayTools = "2, 3"
 Reexport = "0.2, 1.0"
 SciMLBase = "2.0.6"
 SciMLOperators = "0.2.9, 0.3"