diff --git a/test/Project.toml b/test/Project.toml
index d4a5312..7c11d98 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -17,7 +17,7 @@ path = ".."
 Aqua = "0.8.9"
 GeometryBasics = "0.4.1, 0.5"
 Graphs = "1.4.1"
-ITensorMPS = "0.3"
+ITensorMPS = "0.3, 0.4"
 ITensorPkgSkeleton = "0.3.42"
 ITensorVisualizationBase = "0.1"
 ITensors = "0.7, 0.8, 0.9"