diff --git a/Project.toml b/Project.toml
index 41c5441cac..a0b6fc64aa 100644
--- a/Project.toml
+++ b/Project.toml
@@ -161,7 +161,7 @@ StaticArrays = "1.9.14"
 StochasticDelayDiffEq = "1.11"
 StochasticDiffEq = "6.82.0"
 SymbolicIndexingInterface = "0.3.39"
-SymbolicUtils = "3.30.0"
+SymbolicUtils = "3.30.0, 4"
 Symbolics = "6.40"
 URIs = "1"
 UnPack = "0.1, 1.0"