diff --git a/lib/OptimizationPolyalgorithms/Project.toml b/lib/OptimizationPolyalgorithms/Project.toml
index f88a168ad..ac133736e 100644
--- a/lib/OptimizationPolyalgorithms/Project.toml
+++ b/lib/OptimizationPolyalgorithms/Project.toml
@@ -10,7 +10,7 @@ OptimizationOptimisers = "42dfb2eb-d2b4-4451-abcd-913932933ac1"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 
 [compat]
-Optimization = "3.21"
+Optimization = "3.21, 4"
 OptimizationOptimJL = "0.1, 0.2, 0.3"
 OptimizationOptimisers = "0.1, 0.2"
 Reexport = "1.2"