diff --git a/Project.toml b/Project.toml
index b631515..8b2df6e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -46,7 +46,7 @@ Manifolds = "0.9"
 ManifoldsBase = "0.14, 0.15"
 NLsolve = "3, 4"
 Optim = "1"
-RecursiveArrayTools = "2"
+RecursiveArrayTools = "2, 3.3"
 Reexport = "0.2, 1.0"
 Requires = "0.5, 1"
 Rotations = "1"