diff --git a/Project.toml b/Project.toml
index b1d70194d3..a18ec22b01 100644
--- a/Project.toml
+++ b/Project.toml
@@ -161,7 +161,7 @@ StaticArrays = "0.10, 0.11, 0.12, 1.0"
 StochasticDelayDiffEq = "1.10"
 StochasticDiffEq = "6.72.1"
 SymbolicIndexingInterface = "0.3.39"
-SymbolicUtils = "3.26.1"
+SymbolicUtils = "3.26.1, 4"
 Symbolics = "6.40"
 URIs = "1"
 UnPack = "0.1, 1.0"