diff --git a/Project.toml b/Project.toml
index 5c1692a..3e978e7 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "MPSKitModels"
 uuid = "ca635005-6f8c-4cd1-b51d-8491250ef2ab"
-version = "0.4.7"
+version = "0.4.8"
 authors = ["Maarten Van Damme", "Lukas Devos", "Gertian Roose", "Klaas Gunst"]
 
 [workspace]
@@ -17,7 +17,7 @@ TupleTools = "9d95972d-f1c8-5527-a6e0-b4b365fa01f6"
 
 [compat]
 LinearAlgebra = "1.10"
-MPSKit = "0.13.1"
+MPSKit = "0.14"
 MacroTools = "0.5"
 PrecompileTools = "1"
 TensorKit = "0.15, 0.16, 0.17"
diff --git a/test/sixvertex.jl b/test/sixvertex.jl
index 2bfe6f9..3952937 100644
--- a/test/sixvertex.jl
+++ b/test/sixvertex.jl
@@ -24,7 +24,7 @@ end
     ]
     ψ = MultilineMPS(repeat(physicalspace(mpo), 2, 2), [vspaces circshift(vspaces, 1)])
     ψ, _ = leading_boundary(ψ, mpo2, alg)
-    F = prod(expectation_value(ψ, mpo2))
+    F = leading_eigenvalue(ψ, mpo2)
     @test abs(F)^(1 / 4) ≈ F₀ atol = 1.0e-2
 end
 
@@ -37,6 +37,6 @@ end
     ]
     ψ = MultilineMPS(repeat(physicalspace(mpo), 2, 2), [vspaces circshift(vspaces, 1)])
     ψ, _ = leading_boundary(ψ, mpo2, alg)
-    F = prod(expectation_value(ψ, mpo2))
+    F = leading_eigenvalue(ψ, mpo2)
     @test abs(F)^(1 / 4) ≈ F₀ atol = 1.0e-2
 end