diff --git a/renovate.json b/renovate.json
index 4bbb5f617d..af01e3b895 100644
--- a/renovate.json
+++ b/renovate.json
@@ -19,6 +19,12 @@
       "matchPackageNames": ["redis"],
       "allowedVersions": "<6.0.0"
     },
+    {
+      "groupName": "allowed pylint versions",
+      "matchManagers": ["pep621"],
+      "matchPackageNames": ["pylint"],
+      "allowedVersions": "<4.0.0"
+    },
     {
       "enabled": false,
       "groupName": "ignored js dependencies",
diff --git a/src/backend/core/tests/authentication/test_backends.py b/src/backend/core/tests/authentication/test_backends.py
index 1636ad466f..b2f1f92f96 100644
--- a/src/backend/core/tests/authentication/test_backends.py
+++ b/src/backend/core/tests/authentication/test_backends.py
@@ -57,7 +57,7 @@ def get_userinfo_mocked(*args):
 
     monkeypatch.setattr(OIDCAuthenticationBackend, "get_userinfo", get_userinfo_mocked)
 
-    with django_assert_num_queries(3):  # user by sub, user by mail, update sub
+    with django_assert_num_queries(4):  # user by sub, user by mail, update sub
         user = klass.get_or_create_user(
             access_token="test-token", id_token=None, payload=None
         )
@@ -214,7 +214,7 @@ def get_userinfo_mocked(*args):
     monkeypatch.setattr(OIDCAuthenticationBackend, "get_userinfo", get_userinfo_mocked)
 
     # One and only one additional update query when a field has changed
-    with django_assert_num_queries(2):
+    with django_assert_num_queries(3):
         authenticated_user = klass.get_or_create_user(
             access_token="test-token", id_token=None, payload=None
         )
@@ -256,7 +256,7 @@ def get_userinfo_mocked(*args):
     monkeypatch.setattr(OIDCAuthenticationBackend, "get_userinfo", get_userinfo_mocked)
 
     # One and only one additional update query when a field has changed
-    with django_assert_num_queries(3):
+    with django_assert_num_queries(4):
         authenticated_user = klass.get_or_create_user(
             access_token="test-token", id_token=None, payload=None
         )
diff --git a/src/backend/pyproject.toml b/src/backend/pyproject.toml
index 6d8be51570..638019c37a 100644
--- a/src/backend/pyproject.toml
+++ b/src/backend/pyproject.toml
@@ -25,42 +25,42 @@ license = { file = "LICENSE" }
 readme = "README.md"
 requires-python = ">=3.12"
 dependencies = [
-    "beautifulsoup4==4.13.4",
-    "boto3==1.39.4",
+    "beautifulsoup4==4.14.2",
+    "boto3==1.40.59",
     "Brotli==1.1.0",
     "celery[redis]==5.5.3",
     "django-configurations==2.5.1",
-    "django-cors-headers==4.7.0",
+    "django-cors-headers==4.9.0",
     "django-countries==7.6.1",
     "django-csp==4.0",
-    "django-filter==25.1",
-    "django-lasuite[all]==0.0.14",
+    "django-filter==25.2",
+    "django-lasuite[all]==0.0.16",
     "django-parler==2.3",
     "django-redis==6.0.0",
     "django-storages[s3]==1.14.6",
     "django-timezone-field>=5.1",
     "django==5.2.7",
     "django-treebeard==4.7.1",
-    "djangorestframework==3.16.0",
+    "djangorestframework==3.16.1",
     "drf_spectacular==0.28.0",
     "dockerflow==2024.4.2",
-    "easy_thumbnails==2.10",
+    "easy_thumbnails==2.10.1",
     "factory_boy==3.3.3",
     "gunicorn==23.0.0",
-    "jsonschema==4.24.0",
-    "lxml==6.0.0",
-    "markdown==3.8.2",
+    "jsonschema==4.25.1",
+    "lxml==6.0.2",
+    "markdown==3.9",
     "mozilla-django-oidc==4.0.1",
-    "nested-multipart-parser==1.5.0",
-    "openai==1.95.0",
-    "psycopg[binary]==3.2.9",
-    "pycrdt==0.12.25", 
+    "nested-multipart-parser==1.6.0",
+    "openai==2.6.1",
+    "psycopg[binary]==3.2.12",
+    "pycrdt==0.12.42", 
     "PyJWT==2.10.1",
     "python-magic==0.4.27",
     "redis<6.0.0",
-    "requests==2.32.4",
-    "sentry-sdk==2.32.0",
-    "whitenoise==6.9.0",
+    "requests==2.32.5",
+    "sentry-sdk==2.42.1",
+    "whitenoise==6.11.0",
 ]
 
 [project.urls]
@@ -73,21 +73,21 @@ dependencies = [
 dev = [
     "django-extensions==4.1",
     "django-test-migrations==1.5.0",
-    "drf-spectacular-sidecar==2025.7.1",
-    "freezegun==1.5.2",
+    "drf-spectacular-sidecar==2025.10.1",
+    "freezegun==1.5.5",
     "ipdb==0.13.13",
-    "ipython==9.4.0",
-    "pyfakefs==5.9.1",
+    "ipython==9.6.0",
+    "pyfakefs==5.10.0",
     "pylint-django==2.6.1",
-    "pylint==3.3.7",
-    "pytest-cov==6.2.1",
+    "pylint<4.0.0",
+    "pytest-cov==7.0.0",
     "pytest-django==4.11.1",
-    "pytest==8.4.1",
+    "pytest==8.4.2",
     "pytest-icdiff==0.9",
     "pytest-xdist==3.8.0",
-    "responses==0.25.7",
-    "ruff==0.12.2",
-    "types-requests==2.32.4.20250611",
+    "responses==0.25.8",
+    "ruff==0.14.2",
+    "types-requests==2.32.4.20250913",
 ]
 
 [tool.setuptools]