diff --git a/Project.toml b/Project.toml
index d8ecaac..f58b2c4 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "ITensorGaussianMPS"
 uuid = "2be41995-7c9f-4653-b682-bfa4e7cebb93"
-version = "0.1.15"
+version = "0.1.16"
 authors = ["Matthew Fishman <mfishman@flatironinstitute.org> and contributors"]
 
 [workspace]
@@ -14,7 +14,7 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 
 [compat]
 Compat = "3.40, 4"
-ITensorMPS = "0.3"
+ITensorMPS = "0.3, 0.4"
 ITensors = "0.7, 0.8, 0.9"
 LinearAlgebra = "1.10"
 julia = "1.10"