diff --git a/Project.toml b/Project.toml
index b9556369..045abd5d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -18,8 +18,7 @@ Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 [compat]
 DifferentialEquations = "7"
 EarthSciMLBase = "0.6"
-ModelingToolkit = "8"
-SafeTestsets = "0.0.1, 0.1"
+IfElse = "0.1"
 StaticArrays = "1"
 Unitful = "1"
 julia = "1"