diff --git a/benchmarks/ParameterEstimation/Project.toml b/benchmarks/ParameterEstimation/Project.toml
index d6440d121..e7a38fe27 100644
--- a/benchmarks/ParameterEstimation/Project.toml
+++ b/benchmarks/ParameterEstimation/Project.toml
@@ -21,7 +21,7 @@ BlackBoxOptim = "0.6"
 DiffEqParamEstim = "2"
 Distributions = "0.25"
 ForwardDiff = "0.10, 1"
-ModelingToolkit = "9"
+ModelingToolkit = "9, 10"
 NLopt = "1"
 Optimization = "4"
 OptimizationBBO = "0.4"