diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a303e24..493580e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -2,14 +2,14 @@ exclude: 'dev'
 
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v4.5.0
+  rev: v5.0.0
   hooks:
   - id: check-merge-conflict  # checks for files that contain merge conflict strings
   - id: check-toml  # checks toml files for parseable syntax
   - id: debug-statements  # checks for debugger imports and py37+ `breakpoint()` calls in python source
 
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.4.2
+  rev: v0.12.0
   hooks:
     # Run the linter.
     - id: ruff
diff --git a/examples/field-operations2.ipynb b/examples/field-operations2.ipynb
index 13b1a0c..143a33b 100644
--- a/examples/field-operations2.ipynb
+++ b/examples/field-operations2.ipynb
@@ -213,7 +213,7 @@
     "Emc = mc.compute(system.energy.zeeman.energy, system)\n",
     "print(f\"df: {Edf}\")\n",
     "print(f\"mc: {Emc}\")\n",
-    "print(f\"rerr: {abs(Edf-Emc)/Edf * 100} %\")"
+    "print(f\"rerr: {abs(Edf - Emc) / Edf * 100} %\")"
    ]
   },
   {
@@ -334,7 +334,7 @@
     "Emc = mc.compute(system.energy.uniaxialanisotropy.energy, system)\n",
     "print(f\"df: {Edf}\")\n",
     "print(f\"mc: {Emc}\")\n",
-    "print(f\"rerr: {abs(Edf-Emc)/Edf * 100} %\")"
+    "print(f\"rerr: {abs(Edf - Emc) / Edf * 100} %\")"
    ]
   },
   {
@@ -453,7 +453,7 @@
     "Emc = mc.compute(system.energy.exchange.energy, system)\n",
     "print(f\"df: {Edf}\")\n",
     "print(f\"mc: {Emc}\")\n",
-    "print(f\"rerr: {abs(Edf-Emc)/Edf * 100} %\")"
+    "print(f\"rerr: {abs(Edf - Emc) / Edf * 100} %\")"
    ]
   },
   {
@@ -572,7 +572,7 @@
     "Emc = mc.compute(system.energy.dmi.energy, system)\n",
     "print(f\"df: {Edf}\")\n",
     "print(f\"mc: {Emc}\")\n",
-    "print(f\"rerr: {abs(Edf-Emc)/Edf * 100} %\")"
+    "print(f\"rerr: {abs(Edf - Emc) / Edf * 100} %\")"
    ]
   },
   {