diff --git a/Project.toml b/Project.toml
index 96a8abcc..074dddbd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ITensorNetworks"
 uuid = "2919e153-833c-4bdc-8836-1ea460a35fc7"
 authors = ["Matthew Fishman <mfishman@flatironinstitute.org>, Joseph Tindall <jtindall@flatironinstitute.org> and contributors"]
-version = "0.11.19"
+version = "0.11.20"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
diff --git a/test/Project.toml b/test/Project.toml
index 70eb14d3..923e3bbe 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -21,7 +21,7 @@ NDTensors = "23ae76d9-e61a-49c4-8f12-3f1a16adf9cf"
 NamedGraphs = "678767b0-92e7-4007-89e4-4527a8725b19"
 OMEinsumContractionOrders = "6f22d1fd-8eed-4bb7-9776-e7d684900715"
 Observers = "338f10d5-c7f1-4033-a7d1-f9dec39bcaa0"
-OrdinaryDiffEq = "1dea7af3-3e70-54e6-95c3-0bf5283fa5ed"
+OrdinaryDiffEqTsit5 = "b1df2697-797e-41e3-8120-5422d3b24e4a"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 SplitApplyCombine = "03a91e81-4c3e-53e1-a0a4-9c0c8f19dd66"
diff --git a/test/test_treetensornetworks/test_solvers/ITensorNetworksTestSolversUtils/solvers.jl b/test/test_treetensornetworks/test_solvers/ITensorNetworksTestSolversUtils/solvers.jl
index 82924f74..9b9568be 100644
--- a/test/test_treetensornetworks/test_solvers/ITensorNetworksTestSolversUtils/solvers.jl
+++ b/test/test_treetensornetworks/test_solvers/ITensorNetworksTestSolversUtils/solvers.jl
@@ -1,7 +1,7 @@
-using OrdinaryDiffEq: ODEProblem, Tsit5, solve
-using ITensors: ITensor
 using ITensorNetworks: TimeDependentSum, to_vec
+using ITensors: ITensor
 using KrylovKit: exponentiate
+using OrdinaryDiffEqTsit5: ODEProblem, Tsit5, solve
 
 function ode_solver(
   H::TimeDependentSum,
diff --git a/test/test_treetensornetworks/test_solvers/Project.toml b/test/test_treetensornetworks/test_solvers/Project.toml
index dc5ca10d..e4716249 100644
--- a/test/test_treetensornetworks/test_solvers/Project.toml
+++ b/test/test_treetensornetworks/test_solvers/Project.toml
@@ -7,7 +7,7 @@ ITensors = "9136182c-28ba-11e9-034c-db9fb085ebd5"
 KrylovKit = "0b1a1467-8014-51b9-945f-bf0ae24f4b77"
 NamedGraphs = "678767b0-92e7-4007-89e4-4527a8725b19"
 Observers = "338f10d5-c7f1-4033-a7d1-f9dec39bcaa0"
-OrdinaryDiffEq = "1dea7af3-3e70-54e6-95c3-0bf5283fa5ed"
+OrdinaryDiffEqTsit5 = "b1df2697-797e-41e3-8120-5422d3b24e4a"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
 Suppressor = "fd094767-a336-5f1f-9728-57cf17d0bbfb"
diff --git a/test/test_treetensornetworks/test_solvers/test_tdvp_time_dependent.jl b/test/test_treetensornetworks/test_solvers/test_tdvp_time_dependent.jl
index 17f1cc71..4101bc83 100644
--- a/test/test_treetensornetworks/test_solvers/test_tdvp_time_dependent.jl
+++ b/test/test_treetensornetworks/test_solvers/test_tdvp_time_dependent.jl
@@ -1,12 +1,12 @@
 @eval module $(gensym())
-using ITensors: contract
 using ITensorNetworks: ITensorNetworks, TimeDependentSum, ttn, mpo, mps, siteinds, tdvp
 using ITensorNetworks.ModelHamiltonians: ModelHamiltonians
-using OrdinaryDiffEq: Tsit5
+using ITensors: contract
 using KrylovKit: exponentiate
 using LinearAlgebra: norm
 using NamedGraphs: AbstractNamedEdge
 using NamedGraphs.NamedGraphGenerators: named_comb_tree
+using OrdinaryDiffEqTsit5: Tsit5
 using Test: @test, @test_broken, @testset
 
 include(