diff --git a/Project.toml b/Project.toml
index bc61ca9..de06a8b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -37,7 +37,7 @@ NodeJS = "2"
 OrdinaryDiffEq = "6"
 ProgressMeter = "1"
 RecipesBase = "1"
-RecursiveArrayTools = "2"
+RecursiveArrayTools = "2, 3"
 Reexport = "1"
 Sundials = "4.16 - 4.19.3"
 XLSX = "0.7, 0.8"