diff --git a/docs/Project.toml b/docs/Project.toml
index c8c79659a..484fa0be8 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -59,7 +59,7 @@ JumpProblemLibrary = "0.1"
 ModelingToolkit = "8"
 ODEProblemLibrary = "0.1"
 Optimization = "3"
-OptimizationNLopt = "0.1"
+OptimizationNLopt = "0.1, 0.2"
 OrdinaryDiffEq = "6.31"
 Plots = "1"
 RecursiveArrayTools = "2, 3"