diff --git a/Project.toml b/Project.toml
index 7dee07c..09a301c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -27,7 +27,7 @@ LinearAlgebra = "1.9"
 PrecompileTools = "1.2"
 QuantumClifford = "0.8.19, 0.9"
 QuantumInterface = "0.3.3"
-QuantumOpticsBase = "0.4.22"
+QuantumOpticsBase = "0.4.22, 0.5"
 SymbolicUtils = "2.0.2"
 Symbolics = "5.30.3"
 TermInterface = "0.4, 0.5, 1, 2"