diff --git a/test/downstream/Project.toml b/test/downstream/Project.toml
index 927b3759a..90e1fb1eb 100644
--- a/test/downstream/Project.toml
+++ b/test/downstream/Project.toml
@@ -31,12 +31,10 @@ DelayDiffEq = "5"
 DiffEqCallbacks = "3, 4"
 ForwardDiff = "0.10"
 JumpProcesses = "9.10"
-ModelingToolkit = "9"
+ModelingToolkit = "9.52"
 ModelingToolkitStandardLibrary = "2.7"
 NonlinearSolve = "2, 3, 4"
-Optimization = "3"
-OptimizationMOI = "0.4"
-OptimizationOptimJL = "0.1, 0.2, 0.3"
+Optimization = "4"
 OrdinaryDiffEq = "6.33"
 Plots = "1.40"
 RecursiveArrayTools = "3"