diff --git a/docs/Project.toml b/docs/Project.toml
index aa8f7ba8f8..1e161d4eda 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -31,7 +31,7 @@ ModelingToolkit = "8.33, 9"
 NonlinearSolve = "3"
 Optim = "1.7"
 Optimization = "3.9"
-OptimizationOptimJL = "0.1"
+OptimizationOptimJL = "0.1, 0.4"
 OrdinaryDiffEq = "6.31"
 Plots = "1.36"
 SciMLStructures = "1.1"