diff --git a/Project.toml b/Project.toml
index f9970ebd..0d41b854 100644
--- a/Project.toml
+++ b/Project.toml
@@ -35,7 +35,7 @@ Printf = "1"
 RecipesBase = "1.1"
 TensorKit = "0.12"
 TensorKitManifolds = "0.5, 0.6"
-TensorOperations = "4"
+TensorOperations = "4, 5"
 Transducers = "0.4"
 VectorInterface = "0.2, 0.3, 0.4"
 julia = "1.8"