diff --git a/ITensorGPU/Project.toml b/ITensorGPU/Project.toml
index d562264749..656a821afc 100644
--- a/ITensorGPU/Project.toml
+++ b/ITensorGPU/Project.toml
@@ -21,7 +21,7 @@ cuTENSOR = "011b41b2-24ef-40a8-b3eb-fa098493e9e1"
 
 [compat]
 Adapt = "3.5"
-CUDA = "4.0 - 4.0.1"
+CUDA = "4.0 - 4.0.1, 4"
 Combinatorics = "1.0.2"
 Functors = "0.2, 0.3, 0.4"
 HDF5 = "0.15.7, 0.16"
diff --git a/src/physics/lattices.jl b/src/physics/lattices.jl
index 42280edc6a..54b3c635f6 100644
--- a/src/physics/lattices.jl
+++ b/src/physics/lattices.jl
@@ -86,7 +86,7 @@ function square_lattice(Nx::Int, Ny::Int; kwargs...)::Lattice
         latt[b += 1] = LatticeBond(n, n + 1, x, y, x, y + 1)
       end
       if yperiodic && y == 1
-        latt[b += 1] = LatticeBond(n, n + Ny - 1, x, y, x, y + Ny)
+        latt[b += 1] = LatticeBond(n, n + Ny - 1, x, y, x, y + Ny - 1)
       end
     end
   end