diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1ce007dc228105849d89d4fc720b9a8bf729ee1b..d95c4620d281693da9e69143c06db82e5796ac14 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -29,9 +29,9 @@ variables:
 image: $CI_REGISTRY_IMAGE
 
 stages:
+  - setup
   - code_style
   - linting
-  - setup
   - test
   - deploy
 
@@ -53,6 +53,14 @@ pylint:
     - make lint
   allow_failure: true
 
+mypy:
+  tags: [ docker ]
+  stage: linting
+  script:
+    - pip install mypy types-PyYAML types-jsonschema types-requests types-setuptools types-lxml types-python-dateutil
+    - make mypy
+  allow_failure: true
+
 # run unit tests
 unittest_py3.7:
   tags: [ docker ]
@@ -62,7 +70,7 @@ unittest_py3.7:
   script: &python_test_script
     # Python docker has problems with tox and pip so use plain pytest here
     - touch ~/.pylinkahead.ini
-    - pip install nose pytest pytest-cov python-dateutil jsonschema>=4.4.0
+    - pip install pynose pytest pytest-cov jsonschema>=4.4.0 setuptools
     - pip install .
     - python -m pytest unittests
 
@@ -100,6 +108,22 @@ unittest_py3.11:
   image: python:3.11
   script: *python_test_script
 
+unittest_py3.12:
+  tags: [ docker ]
+  stage: test
+  needs: [ ]
+  image: python:3.12
+  script: *python_test_script
+
+unittest_py3.13:
+  allow_failure: true
+  tags: [ docker ]
+  stage: test
+  needs: [ ]
+  image: python:3.13-rc
+  script: *python_test_script
+
+
 # Trigger building of server image and integration tests
 trigger_build:
   stage: deploy
@@ -126,6 +150,7 @@ build-testenv:
   stage: setup
   only:
       - schedules
+      - web
   script:
     - cd unittests/docker
     - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2c5cd7fa67e180a86800f99c96eaf815031473a..39663cc746c2ff4192d185f3fb303f62e7ef1ac5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added ###
 
+* Support for Python 3.12
+
 ### Changed ###
 
 ### Deprecated ###
diff --git a/Makefile b/Makefile
index d15c830d8e4cf6e4bc0b519b9fa5b8cb5f224043..eb767dd4053a2b232d425126358cfb0fd23ffb1c 100644
--- a/Makefile
+++ b/Makefile
@@ -32,7 +32,7 @@ doc:
 install:
 	@echo "Not implemented yet, use pip for installation."
 
-check: style lint
+check: style lint mypy
 .PHONY: check
 
 style:
@@ -43,6 +43,10 @@ lint:
 	pylint --unsafe-load-any-extension=y -d all -e E,F src/linkahead/common
 .PHONY: lint
 
+mypy:
+	mypy src/linkahead
+.PHONY: mypy
+
 unittest:
 	tox -r
 .PHONY: unittest
diff --git a/src/linkahead/common/models.py b/src/linkahead/common/models.py
index 031afe4e514908e81e5980d14244dec7390cf86c..6f6e4c8f51674e17174af7cc03ec0375c6afde8b 100644
--- a/src/linkahead/common/models.py
+++ b/src/linkahead/common/models.py
@@ -4610,6 +4610,8 @@ class Info():
 
     def __init__(self):
         self.messages = Messages()
+        self.user_info = None
+        self.time_zone = None
         self.sync()
 
     def sync(self):
diff --git a/tox.ini b/tox.ini
index 10f495064fac42a6f3c60155ba64541952078c4e..9a862f698573c864921ab9998d1a6a8a07978126 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,13 +1,15 @@
 [tox]
-envlist=py37, py38, py39, py310, py311
+envlist=py37, py38, py39, py310, py311, py312, py313
 skip_missing_interpreters = true
 
 [testenv]
 deps = .
-    nose
+    pynose
     pytest
     pytest-cov
+    mypy
     jsonschema>=4.4.0
+    setuptools
 commands=py.test --cov=caosdb -vv {posargs}
 
 [flake8]
diff --git a/unittests/docker/Dockerfile b/unittests/docker/Dockerfile
index 9b848cf69c829408f3f3edd599323b6b0321e041..51a9006ff59aad81e3f2fc09b5d783518a07f06e 100644
--- a/unittests/docker/Dockerfile
+++ b/unittests/docker/Dockerfile
@@ -12,4 +12,4 @@ ARG COMMIT="dev"
 # TODO Rename to linkahead
 RUN git clone -b dev https://gitlab.indiscale.com/caosdb/src/caosdb-pylib.git linkahead-pylib && \
     cd linkahead-pylib && git checkout $COMMIT && pip3 install .
-RUN pip3 install recommonmark sphinx-rtd-theme
+RUN pip3 install recommonmark sphinx-rtd-theme mypy