diff --git a/myhpi/core/markdown/extensions.py b/myhpi/core/markdown/extensions.py
index 2e51d4da..0a662433 100644
--- a/myhpi/core/markdown/extensions.py
+++ b/myhpi/core/markdown/extensions.py
@@ -1,13 +1,11 @@
 import re
 
-import markdown
 from django.core.exceptions import ObjectDoesNotExist
 from django.utils.translation import gettext_lazy as _
-from markdown import Extension
+from markdown import Extension, util
 from markdown.inlinepatterns import LinkInlineProcessor
 from markdown.preprocessors import Preprocessor
-from wagtail.core.models import Page
-from wagtail.images.models import Image
+from wagtail.models import Page
 
 
 class MinutesBasePreprocessor(Preprocessor):
@@ -147,40 +145,22 @@ def decrease(self, match):
 
 class InternalLinkPattern(LinkInlineProcessor):
     def handleMatch(self, m, data=None):
-        el = markdown.util.etree.Element("a")
+        el = util.etree.Element("a")
         try:
             el.set("href", self.url(m.group("id")))
-            el.text = markdown.util.AtomicString(m.group("title"))
+            el.text = util.AtomicString(m.group("title"))
         except ObjectDoesNotExist:
-            el.text = markdown.util.AtomicString(_("[missing link]"))
+            el.text = util.AtomicString(_("[missing link]"))
         return el, m.start(0), m.end(0)
 
     def url(self, id):
         return Page.objects.get(id=id).localized.get_url()
 
+    @staticmethod
     def default_pattern():
         return r"\[(?P<title>[^\[]+)\]\(page:(?P<id>\d+)\)"
 
 
-class ImagePattern(LinkInlineProcessor):
-    def handleMatch(self, m, data=None):
-        el = markdown.util.etree.Element("img")
-        try:
-            el.set("src", self.url(m.group("id")))
-            el.set("alt", markdown.util.AtomicString(m.group("title")))
-            el.set("class", "rendered-image")
-        except ObjectDoesNotExist:
-            el = markdown.util.etree.Element("span")
-            el.text = markdown.util.AtomicString(_("[missing image]"))
-        return el, m.start(0), m.end(0)
-
-    def url(self, id):
-        return Image.objects.get(id=id).get_rendition("width-800").url
-
-    def default_pattern():
-        return r"!\[(?P<title>[^\[]+)\]\(image:(?P<id>\d+)\)"
-
-
 class MinuteExtension(Extension):
     def extendMarkdown(self, md):
         md.registerExtension(self)
@@ -195,8 +175,3 @@ def extendMarkdown(self, md):
             "InternalLinkPattern",
             200,
         )
-        md.inlinePatterns.register(
-            ImagePattern(ImagePattern.default_pattern(), md),
-            "ImagePattern",
-            200,
-        )
diff --git a/myhpi/core/models.py b/myhpi/core/models.py
index 34e529c6..b7e418ce 100644
--- a/myhpi/core/models.py
+++ b/myhpi/core/models.py
@@ -10,10 +10,10 @@
 from modelcluster.contrib.taggit import ClusterTaggableManager
 from modelcluster.fields import ParentalKey, ParentalManyToManyField
 from taggit.models import ItemBase, TagBase
-from wagtail.admin.edit_handlers import FieldPanel, PublishingPanel
 from wagtail.admin.forms import WagtailAdminPageForm
-from wagtail.core.models import Page, Site
+from wagtail.admin.panels import FieldPanel, PublishingPanel
 from wagtail.documents.models import Document
+from wagtail.models import Page, Site
 from wagtail.search import index
 from wagtail.snippets.models import register_snippet
 
@@ -195,7 +195,7 @@ class Minutes(BasePage):
         FieldPanel("date"),
         FieldPanel("moderator"),
         FieldPanel("author"),
-        FieldPanel("participants", widget=UserSelectWidget),
+        FieldPanel("participants", widget=UserSelectWidget({"data-width": "100%"})),
         FieldPanel("labels"),
         FieldPanel("body"),
         FieldPanel("guests"),
diff --git a/myhpi/core/wagtail_hooks.py b/myhpi/core/wagtail_hooks.py
index f523131d..398e1324 100644
--- a/myhpi/core/wagtail_hooks.py
+++ b/myhpi/core/wagtail_hooks.py
@@ -5,8 +5,8 @@
 from django.db.models import Q
 from django.templatetags.static import static
 from django.utils.html import format_html
+from wagtail import hooks
 from wagtail.contrib.modeladmin.options import ModelAdmin, modeladmin_register
-from wagtail.core import hooks
 
 from myhpi.core.models import (
     AbbreviationExplanation,
diff --git a/myhpi/polls/models.py b/myhpi/polls/models.py
index d43680d4..bcc6f401 100644
--- a/myhpi/polls/models.py
+++ b/myhpi/polls/models.py
@@ -6,8 +6,8 @@
 from django.db.models import F, Sum
 from django.shortcuts import redirect
 from modelcluster.fields import ParentalKey
-from wagtail.admin.edit_handlers import FieldPanel, InlinePanel
-from wagtail.core.models import Orderable, Page
+from wagtail.admin.panels import FieldPanel, InlinePanel
+from wagtail.models import Orderable, Page
 from wagtail.search import index
 
 from myhpi.core.markdown.fields import CustomMarkdownField
diff --git a/myhpi/search/views.py b/myhpi/search/views.py
index 1abf9d02..183508bb 100644
--- a/myhpi/search/views.py
+++ b/myhpi/search/views.py
@@ -1,7 +1,7 @@
 from django.core.paginator import EmptyPage, PageNotAnInteger, Paginator
 from django.db.models import Q
 from django.template.response import TemplateResponse
-from wagtail.core.models import Page
+from wagtail.models import Page
 from wagtail.search.models import Query
 
 from myhpi.core.models import BasePage
diff --git a/myhpi/static/js/admin/easymde_custom.js b/myhpi/static/js/admin/easymde_custom.js
index 1ba2f49a..f3d7277a 100644
--- a/myhpi/static/js/admin/easymde_custom.js
+++ b/myhpi/static/js/admin/easymde_custom.js
@@ -68,8 +68,8 @@ window.wagtailMarkdown.options = {
                         url: "/admin/images/chooser/",
                         onload: IMAGE_CHOOSER_MODAL_ONLOAD_HANDLERS,
                         responses: {
-                            imageChosen: function (t) {
-                                editor.codemirror.replaceSelection("![" + t.title + "](image:" + t.id + ")");
+                            chosen: function (t) {
+                                editor.codemirror.replaceSelection("![" + t.title + "](image:" + t.id + ",class=rendered-image,filter=width-800)");
                             }
                         },
 
diff --git a/myhpi/tests/test_markdown_extensions.py b/myhpi/tests/test_markdown_extensions.py
index 2a418063..c4eabd8c 100644
--- a/myhpi/tests/test_markdown_extensions.py
+++ b/myhpi/tests/test_markdown_extensions.py
@@ -1,13 +1,8 @@
 import re
-from typing import Collection
 
 import django
 from django.test import TestCase
 from django.utils.translation import activate
-from wagtail.core.models import Page
-from wagtail.images.models import Image
-
-from myhpi.core.markdown.extensions import ImagePattern
 
 django.setup()
 
@@ -103,28 +98,3 @@ def test_internal_link_preprocessor(self):
         text = f"[Page title](page:{test_page.id})"
         el, _, _ = ilp.handleMatch(re.match(ilp.pattern, text))
         self.assertEqual(el.attrib["href"], test_page.localized.get_url())
-
-    def test_image_pattern(self):
-        activate("en")
-        from django.core.files.uploadedfile import SimpleUploadedFile
-
-        ip = ImagePattern(ImagePattern.default_pattern())
-
-        image_file = SimpleUploadedFile(
-            name="test_image.jpg",
-            content=open("myhpi/tests/files/test_image.jpg", "rb").read(),
-            content_type="image/jpeg",
-        )
-
-        image = Image.objects.create(
-            title="Test image",
-            file=image_file,
-        )
-
-        text = f"![Alt text](image:{image.id})"
-        invalid_text = "![Alt text](image:1234567890)"
-        el, _, _ = ip.handleMatch(re.match(ip.pattern, text))
-        self.assertEqual(el.attrib["src"], image.get_rendition("width-800").url)
-
-        el, _, _ = ip.handleMatch(re.match(ip.pattern, invalid_text))
-        self.assertEqual(el.text, "[missing image]")
diff --git a/myhpi/urls.py b/myhpi/urls.py
index 2e4e5c3b..f6b91adf 100644
--- a/myhpi/urls.py
+++ b/myhpi/urls.py
@@ -6,8 +6,8 @@
 from django.contrib.auth import views as auth_views
 from django.urls import include, path, reverse_lazy
 from django.views.generic import RedirectView
+from wagtail import urls as wagtail_urls
 from wagtail.admin import urls as wagtailadmin_urls
-from wagtail.core import urls as wagtail_urls
 from wagtail.documents import urls as wagtaildocs_urls
 
 from myhpi.search import views as search_views
diff --git a/poetry.lock b/poetry.lock
index edba7a54..6a764378 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.6.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.5.1 and should not be changed by hand.
 
 [[package]]
 name = "anyascii"
@@ -1387,32 +1387,6 @@ files = [
     {file = "sqlparse-0.4.2.tar.gz", hash = "sha256:0c00730c74263a94e5a9919ade150dfc3b19c574389985446148402998287dae"},
 ]
 
-[[package]]
-name = "tablib"
-version = "3.2.1"
-description = "Format agnostic tabular data library (XLS, JSON, YAML, CSV)"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "tablib-3.2.1-py3-none-any.whl", hash = "sha256:870d7e688f738531a14937a055e8bba404fbc388e77d4d500b2c904075d1019c"},
-    {file = "tablib-3.2.1.tar.gz", hash = "sha256:a57f2770b8c225febec1cb1e65012a69cf30dd28be810e0ff98d024768c7d0f1"},
-]
-
-[package.dependencies]
-openpyxl = {version = ">=2.6.0", optional = true, markers = "extra == \"xlsx\""}
-xlrd = {version = "*", optional = true, markers = "extra == \"xls\""}
-xlwt = {version = "*", optional = true, markers = "extra == \"xls\""}
-
-[package.extras]
-all = ["markuppy", "odfpy", "openpyxl (>=2.6.0)", "pandas", "pyyaml", "tabulate", "xlrd", "xlwt"]
-cli = ["tabulate"]
-html = ["markuppy"]
-ods = ["odfpy"]
-pandas = ["pandas"]
-xls = ["xlrd", "xlwt"]
-xlsx = ["openpyxl (>=2.6.0)"]
-yaml = ["pyyaml"]
-
 [[package]]
 name = "telepath"
 version = "0.2"
@@ -1523,76 +1497,78 @@ testing = ["coverage (>=6.2)", "coverage-enable-subprocess (>=1)", "flaky (>=3.7
 
 [[package]]
 name = "wagtail"
-version = "3.0.3"
+version = "4.2.4"
 description = "A Django content management system."
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "wagtail-3.0.3-py3-none-any.whl", hash = "sha256:111ed9a0a6ff26d5d881d52deb4bf52b627d79a53c43829611752dbb68a9192f"},
-    {file = "wagtail-3.0.3.tar.gz", hash = "sha256:23b3e541401355ea183372582050ea52b049c956dd5b506197f957bb68423ab3"},
+    {file = "wagtail-4.2.4-py3-none-any.whl", hash = "sha256:93e8d39a14a44099ca620e46613a3a2319b1d10c622dc7f0ff8658807b18190c"},
+    {file = "wagtail-4.2.4.tar.gz", hash = "sha256:4bf146194e1725cd4305bf1998f507d46f587e207d609bc2ec73a6c5cce04410"},
 ]
 
 [package.dependencies]
 anyascii = ">=0.1.5"
-beautifulsoup4 = ">=4.8,<4.10"
-Django = ">=3.2,<4.1"
-django-filter = ">=2.2,<22"
+beautifulsoup4 = ">=4.8,<4.12"
+Django = ">=3.2,<4.2"
+django-filter = ">=2.2,<23"
 django-modelcluster = ">=6.0,<7.0"
 django-permissionedforms = ">=0.1,<1.0"
-django-taggit = ">=2.0,<3.0"
+django-taggit = ">=2.0,<4.0"
 django-treebeard = ">=4.5.1,<5.0"
 djangorestframework = ">=3.11.1,<4.0"
 draftjs-exporter = ">=2.1.5,<3.0"
 html5lib = ">=0.999,<2"
 l18n = ">=2018.5"
+openpyxl = ">=3.0.10,<4.0"
 Pillow = ">=4.0.0,<10.0.0"
 requests = ">=2.11.1,<3.0"
-tablib = {version = ">=0.14.0", extras = ["xls", "xlsx"]}
 telepath = ">=0.1.1,<1"
 Willow = ">=1.4,<1.5"
-xlsxwriter = ">=1.2.8,<4.0"
 
 [package.extras]
-docs = ["Sphinx (>=1.5.2)", "myst-parser (==0.17.0)", "pyenchant (>=3.1.1,<4)", "sphinx-autobuild (>=0.6.0)", "sphinx-wagtail-theme (==5.1.1)", "sphinxcontrib-spelling (>=5.4.0,<6)"]
-testing = ["Jinja2 (>=3.0,<3.2)", "azure-mgmt-cdn (>=5.1,<6.0)", "azure-mgmt-frontdoor (>=0.3,<0.4)", "black (==22.3.0)", "boto3 (>=1.16,<1.17)", "coverage (>=3.7.0)", "curlylint (==0.13.1)", "django-pattern-library (>=0.7,<0.8)", "djhtml (==1.4.13)", "doc8 (==0.8.1)", "elasticsearch (>=5.0,<6.0)", "flake8 (>=3.6.0)", "flake8-assertive (==2.0.0)", "flake8-blind-except (==0.1.1)", "flake8-comprehensions (==3.8.0)", "flake8-print (==5.0.0)", "freezegun (>=0.3.8)", "isort (==5.6.4)", "openpyxl (>=2.6.4)", "polib (>=1.1,<2.0)", "python-dateutil (>=2.7)", "pytz (>=2014.7)"]
+docs = ["Sphinx (>=1.5.2)", "myst-parser (==0.18.1)", "pyenchant (>=3.1.1,<4)", "sphinx-autobuild (>=0.6.0)", "sphinx-copybutton (>=0.5,<1.0)", "sphinx-wagtail-theme (==6.0.0)", "sphinxcontrib-spelling (>=5.4.0,<6)"]
+testing = ["Jinja2 (>=3.0,<3.2)", "azure-mgmt-cdn (>=12.0,<13.0)", "azure-mgmt-frontdoor (>=1.0,<1.1)", "black (==22.3.0)", "boto3 (>=1.16,<1.17)", "coverage (>=3.7.0)", "curlylint (==0.13.1)", "django-pattern-library (>=0.7,<0.8)", "djhtml (==1.4.13)", "doc8 (==0.8.1)", "elasticsearch (>=5.0,<6.0)", "flake8 (>=3.6.0)", "flake8-assertive (==2.0.0)", "flake8-blind-except (==0.1.1)", "flake8-comprehensions (==3.8.0)", "flake8-print (==5.0.0)", "freezegun (>=0.3.8)", "isort (==5.6.4)", "polib (>=1.1,<2.0)", "python-dateutil (>=2.7)", "pytz (>=2014.7)", "semgrep (==1.3.0)", "wagtail-factories (>=4.0,<5)"]
 
 [[package]]
 name = "wagtail-localize"
-version = "1.4"
+version = "1.6"
 description = "Translation plugin for Wagtail CMS"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "wagtail-localize-1.4.tar.gz", hash = "sha256:fd1195de3c23e3a061576f1b947fe7498676ff5678fe008d4cd388125a20a54a"},
-    {file = "wagtail_localize-1.4-py3-none-any.whl", hash = "sha256:40f974809509de54dcc18ee6aa98908bffd9dfaba53150e214f4046b2286920e"},
+    {file = "wagtail_localize-1.6-py3-none-any.whl", hash = "sha256:bc46941cd0dc287d8bca0fa15f50fca6ee7bb45f01af6161e75b0173b7af118f"},
+    {file = "wagtail_localize-1.6.tar.gz", hash = "sha256:b590d095ca0752a0247909ca8cea71fbaa54b173cd59aa63f460a4a6b0fc74d0"},
 ]
 
 [package.dependencies]
-Django = ">=3.2,<4.2"
+Django = ">=3.2,<5.0"
 polib = ">=1.1,<2.0"
 typing_extensions = ">=4.0"
-Wagtail = ">=2.15,<5.0"
+Wagtail = ">=4.1"
 
 [package.extras]
-documentation = ["mkdocs (==1.1.2)", "mkdocs-include-markdown-plugin (==2.8.0)", "mkdocs-material (==6.2.8)", "mkdocs-mermaid2-plugin (==0.5.1)", "mkdocstrings (==0.14.0)", "pygments (==2.11.2)"]
+documentation = ["mkdocs (==1.4.3)", "mkdocs-autorefs (>=0.4.0,<0.5)", "mkdocs-include-markdown-plugin (>=4.0.4,<5)", "mkdocs-material (>=9.1,<10)", "mkdocstrings[python] (==0.22.0)", "pygments (>=2.15,<2.16)"]
 google = ["google-cloud-translate (>=3.0.0)"]
-testing = ["dj-database-url (==0.5.0)", "django-rq (>=2.5,<3.0)", "freezegun (==1.1.0)", "google-cloud-translate (>=3.0.0)"]
+testing = ["dj-database-url (>=2.1.0,<3)", "django-rq (>=2.5,<3.0)", "freezegun (>=1.2,<2)", "google-cloud-translate (>=3.0.0)", "pre-commit (>=3.4,<4)"]
 
 [[package]]
 name = "wagtail-markdown"
-version = "0.10.0"
+version = "0.11.1"
 description = "Markdown support for Wagtail"
 optional = false
-python-versions = "*"
+python-versions = ">=3.8"
 files = [
-    {file = "wagtail-markdown-0.10.0.tar.gz", hash = "sha256:b16be4b6e3518cc6dd15ab335cbc6d6a9122b5d7e3a61fa11c83597e2660044e"},
-    {file = "wagtail_markdown-0.10.0-py2.py3-none-any.whl", hash = "sha256:e4a97eee0211eebaab9c850669e647bc1c8ceb70df38b4db5a2c3d8b02ebaf69"},
+    {file = "wagtail_markdown-0.11.1-py3-none-any.whl", hash = "sha256:3d2c5dcfac718c3fc03f2ed05aca535b2aa70f71254599505ee272c54437db21"},
+    {file = "wagtail_markdown-0.11.1.tar.gz", hash = "sha256:afcb64efac5b1b57de9f7cc475987c0c7dec5b669833e4617ec4658880de0f77"},
 ]
 
 [package.dependencies]
 bleach = ">=3.3,<5"
 Markdown = ">=3.3,<4"
-Wagtail = ">=2.15"
+Wagtail = ">=4.1"
+
+[package.extras]
+testing = ["pre-commit (>=3.3.0,<4)", "tox (>=4.6.4,<5)"]
 
 [[package]]
 name = "webencodings"
@@ -1702,44 +1678,6 @@ files = [
     {file = "wrapt-1.14.1.tar.gz", hash = "sha256:380a85cf89e0e69b7cfbe2ea9f765f004ff419f34194018a6827ac0e3edfed4d"},
 ]
 
-[[package]]
-name = "xlrd"
-version = "2.0.1"
-description = "Library for developers to extract data from Microsoft Excel (tm) .xls spreadsheet files"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
-files = [
-    {file = "xlrd-2.0.1-py2.py3-none-any.whl", hash = "sha256:6a33ee89877bd9abc1158129f6e94be74e2679636b8a205b43b85206c3f0bbdd"},
-    {file = "xlrd-2.0.1.tar.gz", hash = "sha256:f72f148f54442c6b056bf931dbc34f986fd0c3b0b6b5a58d013c9aef274d0c88"},
-]
-
-[package.extras]
-build = ["twine", "wheel"]
-docs = ["sphinx"]
-test = ["pytest", "pytest-cov"]
-
-[[package]]
-name = "xlsxwriter"
-version = "3.0.3"
-description = "A Python module for creating Excel XLSX files."
-optional = false
-python-versions = ">=3.4"
-files = [
-    {file = "XlsxWriter-3.0.3-py3-none-any.whl", hash = "sha256:df0aefe5137478d206847eccf9f114715e42aaea077e6a48d0e8a2152e983010"},
-    {file = "XlsxWriter-3.0.3.tar.gz", hash = "sha256:e89f4a1d2fa2c9ea15cde77de95cd3fd8b0345d0efb3964623f395c8c4988b7f"},
-]
-
-[[package]]
-name = "xlwt"
-version = "1.3.0"
-description = "Library to create spreadsheet files compatible with MS Excel 97/2000/XP/2003 XLS files, on any platform, with Python 2.6, 2.7, 3.3+"
-optional = false
-python-versions = "*"
-files = [
-    {file = "xlwt-1.3.0-py2.py3-none-any.whl", hash = "sha256:a082260524678ba48a297d922cc385f58278b8aa68741596a87de01a9c628b2e"},
-    {file = "xlwt-1.3.0.tar.gz", hash = "sha256:c59912717a9b28f1a3c2a98fd60741014b06b043936dcecbc113eaaada156c88"},
-]
-
 [[package]]
 name = "zipp"
 version = "3.8.1"
@@ -1762,4 +1700,4 @@ pgsql = []
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "1fa142f38a5a71b798119f6b7a365e73d2eb36f16a6db8bec26f1477075eb139"
+content-hash = "419e7cf2ac1daed69b8e095fe6f4a6bcdf7d68934c1f8c522820e025c4a897ef"
diff --git a/pyproject.toml b/pyproject.toml
index faa0c9a5..0cc8f746 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,9 +7,9 @@ license = "MIT"
 
 [tool.poetry.dependencies]
 python = "^3.8"
-wagtail = ">=2.16.2"
+wagtail = "^4.2.4"
 django-environ = "^0.10.0"
-wagtail-localize = "^1.4"
+wagtail-localize = "^1.6"
 mozilla-django-oidc = "^3.0.0"
 django-bootstrap-icons = "^0.8.3"
 django-select2 = "^8.1.2"
@@ -18,7 +18,7 @@ django-debug-toolbar = "^4.2.0"
 django-permissionedforms = "^0.1"
 tenca = "^0.0.2"
 html2text = "^2020.1.16"
-wagtail-markdown = "^0.10.0"
+wagtail-markdown = "^0.11.1"
 autoflake = "^2.2.1"
 
 [tool.poetry.group.dev.dependencies]