diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index da5b96b..e49ecd9 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -3,7 +3,7 @@
 
 repos:
     - repo: https://github.com/pre-commit/pre-commit-hooks
-      rev: v4.0.0
+      rev: v5.0.0
       types: [py]
       hooks:
           - id: end-of-file-fixer
@@ -17,14 +17,14 @@ repos:
 #        - id: black
 #          args: [ --safe ]
 
-    - repo: https://gitlab.com/pycqa/flake8
-      rev: 4.0.0
+    - repo: https://github.com/PyCQA/flake8
+      rev: 7.1.1
       hooks:
           - id: flake8
             args: [--config, setup.cfg]
 
     # Remove output from jupyter notebooks
     - repo: https://github.com/kynan/nbstripout
-      rev: 0.5.0
+      rev: 0.8.1
       hooks:
           - id: nbstripout
diff --git a/theory/dqmc.ipynb b/theory/dqmc.ipynb
index d01e405..3720223 100644
--- a/theory/dqmc.ipynb
+++ b/theory/dqmc.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "markdown",
-   "id": "2a9a48af",
+   "id": "0",
    "metadata": {},
    "source": [
     "# Determinant Quantum Monte Carlo"
@@ -10,7 +10,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "07253835",
+   "id": "1",
    "metadata": {},
    "source": [
     "## 1 Hubbard model\n",
@@ -51,7 +51,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "cfbd4641",
+   "id": "2",
    "metadata": {},
    "source": [
     "## 2 Distribution operator\n",
@@ -200,7 +200,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "0b80a77d",
+   "id": "3",
    "metadata": {},
    "source": [
     "## 3 Determinant Quantum Monte Carlo algorithm\n",
@@ -337,7 +337,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "id": "3685c953",
+   "id": "4",
    "metadata": {},
    "outputs": [],
    "source": []