diff --git a/Project.toml b/Project.toml
index 13a5402..c7d44e9 100644
--- a/Project.toml
+++ b/Project.toml
@@ -17,8 +17,8 @@ SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
 DomainSets = "0.6, 0.7"
 Interpolations = "0.14, 0.15, 0.16"
 Markdown = "1"
-ModelingToolkit = "9, 10, 11"
-OrdinaryDiffEq = "6, 7"
+ModelingToolkit = "9.7.1, 10, 11"
+OrdinaryDiffEq = "6.80.0, 7"
 OrdinaryDiffEqSDIRK = "1.2.0, 2"
 SciMLBase = "2.69.0, 3.1"
 julia = "1.10"