diff --git a/.github/workflows/FormatPullRequest.yml b/.github/workflows/FormatPullRequest.yml
new file mode 100644
index 00000000..93875cc3
--- /dev/null
+++ b/.github/workflows/FormatPullRequest.yml
@@ -0,0 +1,14 @@
+name: "Format Pull Request"
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+  workflow_dispatch:
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  format-pull-request:
+    name: "Format Pull Request"
+    uses: "ITensor/ITensorActions/.github/workflows/FormatPullRequest.yml@main"
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 65993659..46311a85 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,9 @@
+ci:
+  skip: [julia-formatter]
+
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v4.5.0
+  rev: v5.0.0
   hooks:
   - id: check-merge-conflict
   - id: check-toml
@@ -9,6 +12,6 @@ repos:
     exclude_types: [markdown]  # incompatible with Literate.jl
 
 - repo: "https://github.com/domluna/JuliaFormatter.jl"
-  rev: v1.0.62  
+  rev: v2.1.0
   hooks:
   - id: "julia-formatter"
diff --git a/Project.toml b/Project.toml
index 548e20ae..e969820b 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 = "0.13.3"
+version = "0.13.4"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
diff --git a/src/indsnetwork.jl b/src/indsnetwork.jl
index befc5cdc..ea36ab95 100644
--- a/src/indsnetwork.jl
+++ b/src/indsnetwork.jl
@@ -65,7 +65,7 @@ end
   return IndsNetwork{V,I}(g, link_space, site_space)
 end
 
-@traitfn function IndsNetwork(g::G, link_space, site_space) where {G; IsUnderlyingGraph{G}}
+@traitfn function IndsNetwork(g::G, link_space, site_space) where {G;IsUnderlyingGraph{G}}
   V = vertextype(g)
   return IndsNetwork{V}(g, link_space, site_space)
 end
@@ -133,7 +133,7 @@ end
   return IndsNetwork{V}(g, link_space, site_space)
 end
 
-@traitfn function IndsNetwork(g::G; kwargs...) where {G; IsUnderlyingGraph{G}}
+@traitfn function IndsNetwork(g::G; kwargs...) where {G;IsUnderlyingGraph{G}}
   return IndsNetwork{vertextype(g)}(g; kwargs...)
 end
 
diff --git a/src/solvers/sweep_plans/sweep_plans.jl b/src/solvers/sweep_plans/sweep_plans.jl
index 52915e2b..dda6dd96 100644
--- a/src/solvers/sweep_plans/sweep_plans.jl
+++ b/src/solvers/sweep_plans/sweep_plans.jl
@@ -108,19 +108,19 @@ function default_sweep_plans(
   transform_operator_kwargs,
   kwargs...,
 )
-  extracter, updater, inserter, transform_operator =
-    extend_or_truncate.((extracter, updater, inserter, transform_operator), nsweeps)
-  inserter_kwargs, updater_kwargs, extracter_kwargs, transform_operator_kwargs, kwargs =
-    expand.(
-      (
-        inserter_kwargs,
-        updater_kwargs,
-        extracter_kwargs,
-        transform_operator_kwargs,
-        NamedTuple(kwargs),
-      ),
-      nsweeps,
-    )
+  extracter, updater, inserter, transform_operator = extend_or_truncate.(
+    (extracter, updater, inserter, transform_operator), nsweeps
+  )
+  inserter_kwargs, updater_kwargs, extracter_kwargs, transform_operator_kwargs, kwargs = expand.(
+    (
+      inserter_kwargs,
+      updater_kwargs,
+      extracter_kwargs,
+      transform_operator_kwargs,
+      NamedTuple(kwargs),
+    ),
+    nsweeps,
+  )
   sweep_plans = []
   for i in 1:nsweeps
     sweep_plan = sweep_plan_func(
@@ -187,7 +187,7 @@ function tdvp_sweep_plan(
           region_kwargs...,
         ),
         reverse_kwargs=(;
-          internal_kwargs=(; substep, time_step=-sub_time_step, t=t_evolved),
+          internal_kwargs=(; substep, time_step=(-sub_time_step), t=t_evolved),
           region_kwargs...,
         ),
         reverse_step,
diff --git a/test/runtests.jl b/test/runtests.jl
index 1c52c3e1..98b2d2b8 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -14,11 +14,13 @@ const GROUP = uppercase(
 )
 
 "match files of the form `test_*.jl`, but exclude `*setup*.jl`"
-istestfile(fn) =
-  endswith(fn, ".jl") && startswith(basename(fn), "test_") && !contains(fn, "setup")
+function istestfile(fn)
+  return endswith(fn, ".jl") && startswith(basename(fn), "test_") && !contains(fn, "setup")
+end
 "match files of the form `*.jl`, but exclude `*_notest.jl` and `*setup*.jl`"
-isexamplefile(fn) =
-  endswith(fn, ".jl") && !endswith(fn, "_notest.jl") && !contains(fn, "setup")
+function isexamplefile(fn)
+  return endswith(fn, ".jl") && !endswith(fn, "_notest.jl") && !contains(fn, "setup")
+end
 
 @time begin
   # tests in groups based on folder structure
diff --git a/test/test_ttn_tdvp.jl b/test/test_ttn_tdvp.jl
index 82dc7d38..f4426d21 100644
--- a/test/test_ttn_tdvp.jl
+++ b/test/test_ttn_tdvp.jl
@@ -341,7 +341,7 @@ using Test: @testset, @test
       H,
       -ttotal,
       state;
-      time_step=-tau,
+      time_step=(-tau),
       maxdim,
       cutoff,
       nsites,