diff --git a/Project.toml b/Project.toml
index be0367d..ac8103f 100644
--- a/Project.toml
+++ b/Project.toml
@@ -13,5 +13,6 @@ QUBOTools = "60eb5b62-0a39-4ddc-84c5-97d2adff9319"
 
 [compat]
 Combinatorics = "1"
+ITensorMPS = "0.3"
 ITensors = ">=0.6"
 julia = "1.10"