diff --git a/Project.toml b/Project.toml
index f3f68857..3bc62f22 100644
--- a/Project.toml
+++ b/Project.toml
@@ -25,7 +25,7 @@ FFTW = "1"
 IterativeSolvers = "0.9"
 LinearMaps = "3"
 OrdinaryDiffEq = "5"
-QuantumOpticsBase = "0.2.7"
+QuantumOpticsBase = "0.3"
 RecursiveArrayTools = "2"
 Reexport = "0.2, 1.0"
 StochasticDiffEq = "6"