diff --git a/tutorials/perturbation/Project.toml b/tutorials/perturbation/Project.toml
index c31a4a1f..98460883 100644
--- a/tutorials/perturbation/Project.toml
+++ b/tutorials/perturbation/Project.toml
@@ -9,5 +9,5 @@ Symbolics = "0c5d862f-8b57-4792-8d23-62f2024744c7"
 DifferentialEquations = "6.17"
 ModelingToolkit = "5.17"
 SciMLTutorials = "0.9"
+SymbolicUtils = "0.11, 0.12, 0.13"
 Symbolics = "0.1, 1"
-SymbolicUtils = "0.11, 0.12"