diff --git a/Project.toml b/Project.toml
index 169a095..cf3f2b6 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ITensorGPU"
 uuid = "d89171c1-af8f-46b3-badf-d2a472317c15"
 authors = ["Katharine Hyatt", "Matthew Fishman <mfishman@flatironinstitute.org>"]
-version = "0.2.2"
+version = "0.2.3"
 
 [deps]
 Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
@@ -12,6 +12,6 @@ ITensors = "9136182c-28ba-11e9-034c-db9fb085ebd5"
 [compat]
 Adapt = "3, 4"
 CUDA = "4, 5"
-ITensorMPS = "0.1"
-ITensors = "0.3, 0.4, 0.5, 0.6"
+ITensorMPS = "0.2.2"
+ITensors = "0.6.8"
 julia = "1.6"
diff --git a/jenkins/Jenkinsfile b/jenkins/Jenkinsfile
index 35357fa..528a38a 100644
--- a/jenkins/Jenkinsfile
+++ b/jenkins/Jenkinsfile
@@ -27,7 +27,7 @@ pipeline {
           }
           steps {
             sh '''
-              julia -e 'using Pkg; Pkg.activate(temp=true); Pkg.develop(path="."); Pkg.test("ITensorGPU")'
+              julia -e 'using Pkg; Pkg.activate(temp=true); Pkg.Registry.update(); Pkg.update(); Pkg.develop(path="."); Pkg.test("ITensorGPU")'
               '''
           }
         }
@@ -51,7 +51,7 @@ pipeline {
           }
           steps {
             sh '''
-              julia -e 'using Pkg; Pkg.activate(temp=true); Pkg.develop(path="."); Pkg.test("ITensorGPU")'
+              julia -e 'using Pkg; Pkg.activate(temp=true); Pkg.Registry.update(); Pkg.update(); Pkg.develop(path="."); Pkg.test("ITensorGPU")'
             '''
           }
         }
diff --git a/src/ITensorGPU.jl b/src/ITensorGPU.jl
index 96e7900..fc8f9b7 100644
--- a/src/ITensorGPU.jl
+++ b/src/ITensorGPU.jl
@@ -5,16 +5,16 @@ export cu
 using ITensors: cpu
 export cpu
 
-using ITensors: ITensor, cpu, cu, randomITensor
+using ITensors: ITensor, cpu, cu, random_itensor
 function cuITensor(args...; kwargs...)
   return adapt(CuArray, ITensor(args...; kwargs...))
 end
 function randomCuITensor(args...; kwargs...)
-  return adapt(CuArray, randomITensor(args...; kwargs...))
+  return adapt(CuArray, random_itensor(args...; kwargs...))
 end
 export cuITensor, randomCuITensor
 
-using ITensorMPS: MPO, MPS, randomMPO, randomMPS
+using ITensorMPS: MPO, MPS, random_mpo, random_mps
 function cuMPS(args...; kwargs...)
   return adapt(CuArray, MPS(args...; kwargs...))
 end
@@ -23,14 +23,14 @@ function productCuMPS(args...; kwargs...)
   return adapt(CuArray, MPS(args...; kwargs...))
 end
 function randomCuMPS(args...; kwargs...)
-  return adapt(CuArray, randomMPS(args...; kwargs...))
+  return adapt(CuArray, random_mps(args...; kwargs...))
 end
 function cuMPO(args...; kwargs...)
   return adapt(CuArray, MPO(args...; kwargs...))
 end
 cuMPO(tn::MPO) = adapt(CuArray, tn)
 function randomCuMPO(args...; kwargs...)
-  return adapt(CuArray, randomMPO(args...; kwargs...))
+  return adapt(CuArray, random_mpo(args...; kwargs...))
 end
 export cuMPO, cuMPS, productCuMPS, randomCuMPO, randomCuMPS
 end
diff --git a/test/test_cucontract.jl b/test/test_cucontract.jl
index 786f392..af671f4 100644
--- a/test/test_cucontract.jl
+++ b/test/test_cucontract.jl
@@ -14,23 +14,23 @@ using Test: @test, @testset
   l = Index(ml, "l")
   a = Index(ma, "a")
   @testset "Test contract cuITensors" begin
-    A = cuITensor(randomITensor(T))
-    B = cuITensor(randomITensor(T))
-    Ai = cuITensor(randomITensor(T, i))
-    Bi = cuITensor(randomITensor(T, i))
-    Aj = cuITensor(randomITensor(T, j))
-    Aij = cuITensor(randomITensor(T, i, j))
-    Aji = cuITensor(randomITensor(T, j, i))
-    Bij = cuITensor(randomITensor(T, i, j))
-    Aik = cuITensor(randomITensor(T, i, k))
-    Ajk = cuITensor(randomITensor(T, j, k))
-    Ajl = cuITensor(randomITensor(T, j, l))
-    Akl = cuITensor(randomITensor(T, k, l))
-    Aijk = cuITensor(randomITensor(T, i, j, k))
-    Ajkl = cuITensor(randomITensor(T, j, k, l))
-    Aikl = cuITensor(randomITensor(T, i, k, l))
-    Akla = cuITensor(randomITensor(T, k, l, a))
-    Aijkl = cuITensor(randomITensor(T, i, j, k, l))
+    A = cuITensor(random_itensor(T))
+    B = cuITensor(random_itensor(T))
+    Ai = cuITensor(random_itensor(T, i))
+    Bi = cuITensor(random_itensor(T, i))
+    Aj = cuITensor(random_itensor(T, j))
+    Aij = cuITensor(random_itensor(T, i, j))
+    Aji = cuITensor(random_itensor(T, j, i))
+    Bij = cuITensor(random_itensor(T, i, j))
+    Aik = cuITensor(random_itensor(T, i, k))
+    Ajk = cuITensor(random_itensor(T, j, k))
+    Ajl = cuITensor(random_itensor(T, j, l))
+    Akl = cuITensor(random_itensor(T, k, l))
+    Aijk = cuITensor(random_itensor(T, i, j, k))
+    Ajkl = cuITensor(random_itensor(T, j, k, l))
+    Aikl = cuITensor(random_itensor(T, i, k, l))
+    Akla = cuITensor(random_itensor(T, k, l, a))
+    Aijkl = cuITensor(random_itensor(T, i, j, k, l))
     @testset "Test contract cuITensor (Scalar*Scalar -> Scalar)" begin
       C = A * B
       @test scalar(C) ≈ scalar(A) * scalar(B)
@@ -198,8 +198,8 @@ using Test: @test, @testset
       a_only_inds = [Index(2) for ii in 1:7]
       b_only_inds = [Index(2) for ii in 1:7]
       shared_inds = [Index(2) for ii in 1:7]
-      A = randomITensor(vcat(a_only_inds, shared_inds))
-      B = randomITensor(vcat(b_only_inds, shared_inds))
+      A = random_itensor(vcat(a_only_inds, shared_inds))
+      B = random_itensor(vcat(b_only_inds, shared_inds))
       cA = cuITensor(A)
       cB = cuITensor(B)
       inds_a = vcat(a_only_inds, shared_inds)
diff --git a/test/test_cudense.jl b/test/test_cudense.jl
index c6c3def..61755b9 100644
--- a/test/test_cudense.jl
+++ b/test/test_cudense.jl
@@ -17,8 +17,8 @@ using Test: @test, @testset
   @testset "Test2 add CuDense" begin
     for i1 in indices, i2 in indices
       i1 == i2 && continue
-      A = randomITensor(SType, i1, i2)
-      B = randomITensor(SType, i1, i2)
+      A = random_itensor(SType, i1, i2)
+      B = random_itensor(SType, i1, i2)
       cuA = cu(A)
       cuB = cu(B)
       C = A + B
@@ -34,8 +34,8 @@ using Test: @test, @testset
   @testset "Test2 subtract CuDense" begin
     for i1 in indices, i2 in indices
       i1 == i2 && continue
-      A = randomITensor(SType, i1, i2)
-      B = randomITensor(SType, i1, i2)
+      A = random_itensor(SType, i1, i2)
+      B = random_itensor(SType, i1, i2)
       cuA = cu(A)
       cuB = cu(B)
       C = A - B
diff --git a/test/test_cudiag.jl b/test/test_cudiag.jl
index 6919d72..c676bd1 100644
--- a/test/test_cudiag.jl
+++ b/test/test_cudiag.jl
@@ -14,13 +14,13 @@ using Test: @test, @test_broken, @testset
   l = Index(ml, "l")
   a = Index(ma, "a")
   @testset "Test contract cuITensors" begin
-    Aij = cuITensor(randomITensor(T, i, j))
-    Aji = cuITensor(randomITensor(T, j, i))
-    Bij = cuITensor(randomITensor(T, i, j))
-    Aik = cuITensor(randomITensor(T, i, k))
-    Ajk = cuITensor(randomITensor(T, j, k))
-    Ajl = cuITensor(randomITensor(T, j, l))
-    Akl = cuITensor(randomITensor(T, k, l))
+    Aij = cuITensor(random_itensor(T, i, j))
+    Aji = cuITensor(random_itensor(T, j, i))
+    Bij = cuITensor(random_itensor(T, i, j))
+    Aik = cuITensor(random_itensor(T, i, k))
+    Ajk = cuITensor(random_itensor(T, j, k))
+    Ajl = cuITensor(random_itensor(T, j, l))
+    Akl = cuITensor(random_itensor(T, k, l))
     Dv = rand(T, mi)
     D = itensor(ITensors.tensor(NDTensors.Diag(CuVector(Dv)), (i, i')))
     Ev = rand(T, mi)
@@ -64,9 +64,9 @@ end
   l = Index(ml, "l")
   a = Index(ma, "a")
   @testset "Test contract cuITensors" begin
-    Aij = cuITensor(randomITensor(T1, i, j))
-    Aji = cuITensor(randomITensor(T1, j, i))
-    Bij = cuITensor(randomITensor(T1, i, j))
+    Aij = cuITensor(random_itensor(T1, i, j))
+    Aji = cuITensor(random_itensor(T1, j, i))
+    Bij = cuITensor(random_itensor(T1, i, j))
     Dv = rand(T2, mi)
     D = itensor(ITensors.tensor(NDTensors.Diag(CuVector(Dv)), (i, i')))
     Ev = rand(T2, mi)
diff --git a/test/test_cuitensor.jl b/test/test_cuitensor.jl
index 7bb7736..025ffa6 100644
--- a/test/test_cuitensor.jl
+++ b/test/test_cuitensor.jl
@@ -38,7 +38,7 @@ using Test: @test, @testset
   end
   @testset "Test permute(cuITensor,Index...) for large tensors" begin
     inds = [Index(2) for ii in 1:14]
-    A = randomITensor(SType, (inds))
+    A = random_itensor(SType, (inds))
     CA = cuITensor(A)
     for shuffle_count in 1:20
       perm_inds = Random.shuffle(inds)
diff --git a/test/test_cumpo.jl b/test/test_cumpo.jl
index 3444a66..9f42ff6 100644
--- a/test/test_cumpo.jl
+++ b/test/test_cumpo.jl
@@ -26,7 +26,7 @@ using Test: @test, @testset
   @test all(ITensors.data(K) .== ITensors.data(K_))
 
   s = siteinds("S=1/2", N)
-  L = randomMPO(s)
+  L = random_mpo(s)
   K = cuMPO(L)
   @test all(ITensors.data(cpu(K)) .== ITensors.data(cpu(L)))
   @testset "orthogonalize" begin
diff --git a/test/test_cumps.jl b/test/test_cumps.jl
index b7c435f..b53191b 100644
--- a/test/test_cumps.jl
+++ b/test/test_cumps.jl
@@ -21,7 +21,7 @@ using Test: @test, @testset
   psi[1] = cuITensor(sites[1])
   @test hasind(psi[1], sites[1])
 
-  L = randomMPS(sites)
+  L = random_mps(sites)
   K = cuMPS(L)
   @test all(ITensors.data(cpu(K)) .== ITensors.data(cpu(L)))
 
@@ -60,7 +60,7 @@ using Test: @test, @testset
     end
   end
 
-  @testset "randomMPS" begin
+  @testset "random_mps" begin
     phi = randomCuMPS(sites)
     @test hasind(phi[1], sites[1])
     @test norm(phi[1]) ≈ 1.0
@@ -69,8 +69,8 @@ using Test: @test, @testset
   end
 
   @testset "inner different MPS" begin
-    phi = randomMPS(sites)
-    psi = randomMPS(sites)
+    phi = random_mps(sites)
+    psi = random_mps(sites)
     phipsi = dag(phi[1]) * psi[1]
     for j in 2:N
       phipsi *= dag(phi[j]) * psi[j]
@@ -101,7 +101,7 @@ using Test: @test, @testset
   end
 
   @testset "add MPS" begin
-    psi = randomMPS(sites)
+    psi = random_mps(sites)
     phi = deepcopy(psi)
     xi = add(psi, phi)
     @test inner(xi, xi) ≈ 4.0 * inner(psi, psi)
diff --git a/test/test_dmrg.jl b/test/test_dmrg.jl
index 590b496..bab9136 100644
--- a/test/test_dmrg.jl
+++ b/test/test_dmrg.jl
@@ -53,7 +53,7 @@ end
     s = siteinds("S=1/2", n)
 
     H = device(MPO(heisenberg(n), s))
-    ψ0 = device(randomMPS(s))
+    ψ0 = device(random_mps(s))
 
     dmrg_params = (; nsweeps=4, maxdim=10, cutoff=1e-8, noise=1e-8, outputlevel=0)
     observer = DMRGObserver(["Z"], s; energy_tol=1e-4, minsweeps=10)