diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f1723d7772df9d8b0ad5fe6c0551619aebb38da5..f48d0fe07cf949be37018cd787d1a30f39009e52 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,6 @@
 # Official language image. Look for the different tagged releases at:
 # https://hub.docker.com/r/library/python/tags/
-image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:3.6
+image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:latest
 
 # Change pip's cache directory to be inside the project directory since we can
 # only cache local items.
@@ -15,7 +15,6 @@ variables:
 cache:
   paths:
     - .cache/pip
-    - venv/
 
 before_script:
   - pip install virtualenv
@@ -26,14 +25,78 @@ before_script:
 
 stages:          # List of stages for jobs, and their order of execution
   - test
+  - check-warnings
   - build
   - deploy
 
 unit-test-job:  
+  stage: test
+  script:
+    - make test 2>&1 | tee errors.log
+  artifacts:
+    when: always
+    paths:
+      - errors.log
+    reports:
+      junit: nose2-junit.xml
+
+unit-test-2.7-job:
+  image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:2.7
   stage: test
   script:
     - make test
 
+unit-test-3.7-job:
+  image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:3.7
+  stage: test
+  script:
+    - make test 2>&1 | tee errors-3.7.log
+  artifacts:
+    when: always
+    paths:
+      - errors-3.7.log
+
+unit-test-3.8-job:
+  image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:3.8
+  stage: test
+  script:
+    - make test 2>&1 | tee errors-3.8.log
+  artifacts:
+    when: always
+    paths:
+      - errors-3.8.log
+
+unit-test-3.9-job:
+  image: ${CI_DEPENDENCY_PROXY_DIRECT_GROUP_IMAGE_PREFIX}/python:3.9
+  stage: test
+  script:
+    - make test 2>&1 | tee errors-3.9.log
+  artifacts:
+    when: always
+    paths:
+      - errors-3.9.log
+
+check-deprecation-warnings-3.7:
+  before_script: []
+  stage: check-warnings
+  script:
+    - "if [[ $(grep DeprecationWarning errors-3.7.log) ]]; then cat errors-3.7.log; exit 1; fi"
+  allow_failure: true
+
+check-deprecation-warnings-3.8:
+  before_script: []
+  stage: check-warnings
+  script:
+    - "if [[ $(grep DeprecationWarning errors-3.8.log) ]]; then cat errors-3.8.log; exit 1; fi"
+  allow_failure: true
+
+check-deprecation-warnings-3.9:
+  before_script: []
+  stage: check-warnings
+  script:
+    - "if [[ $(grep DeprecationWarning errors-3.9.log) ]]; then cat errors-3.9.log; exit 1; fi"
+  allow_failure: true
+
 pylint-test-job:
   stage: test
   script:
@@ -44,6 +107,13 @@ pyflakes-test-job:
   script:
     - make pyflakes
 
+check-deprecation-warnings:
+  before_script: []
+  stage: check-warnings
+  script:
+    - "if [[ $(grep DeprecationWarning errors.log) ]]; then cat errors.log; exit 1; fi"
+  allow_failure: true
+
 build-job:
   stage: build
   script:
@@ -105,4 +175,4 @@ pages:
       - public
   only:
     - master
-    - devel
\ No newline at end of file
+    - devel
diff --git a/Makefile b/Makefile
index 6a37ddcd55067696dd619ab6d98059ab4164ccc0..562c2bf30ed3804ebace9e29d1d0c51a3749a1f7 100644
--- a/Makefile
+++ b/Makefile
@@ -99,7 +99,7 @@ help:
 
 
 show-version: FORCE
-	@PYTHONPATH=lib python3 -c "import idea; print(idea.__version__);"
+	@PYTHONPATH=lib python -c "import idea; print(idea.__version__);"
 
 
 #-------------------------------------------------------------------------------
@@ -109,12 +109,12 @@ deps: deps-python deps-python-dev
 
 deps-python-dev: FORCE
 	@echo "\n$(GREEN)*** Installing Python development dependencies ***$(NC)\n"
-	@pip3 install -r requirements-dev.pip
+	@pip install --no-cache-dir -r requirements-dev.pip
 
 
 deps-python: FORCE
 	@echo "\n${GREEN}*** Installing Python dependencies ***${NC}\n"
-	@pip3 install -r requirements.pip --upgrade
+	@pip install --no-cache-dir -r requirements.pip --upgrade
 
 
 #-------------------------------------------------------------------------------
@@ -138,11 +138,11 @@ pyflakes:
 
 pyflakes-lib: FORCE
 	@echo "\n${GREEN}*** Checking code with pyflakes ***${NC}\n"
-	-@python3 -m pyflakes $(DIR_LIB)/*.py
+	-@python -m pyflakes $(DIR_LIB)/*.py
 
 pyflakes-test: FORCE
 	@echo "\n${GREEN}*** Checking test files with pyflakes ***${NC}\n"
-	-@python3 -m pyflakes bench_idea.py test_idea.py
+	-@python -m pyflakes bench_idea.py test_idea.py
 
 #pylint: pylint-lib pylint-test
 pylint:
@@ -150,15 +150,15 @@ pylint:
 
 pylint-lib: FORCE
 	@echo "\n${GREEN}*** Checking code with pylint ***${NC}\n"
-	-@python3 -m pylint $(DIR_LIB)/*.py --rcfile .pylintrc-lib
+	-@python -m pylint $(DIR_LIB)/*.py --rcfile .pylintrc-lib
 
 pylint-test: FORCE
 	@echo "\n${GREEN}*** Checking test files with pylint ***${NC}\n"
-	-@python3 -m pylint bench_idea.py test_idea.py --rcfile .pylintrc-test
+	-@python -m pylint bench_idea.py test_idea.py --rcfile .pylintrc-test
 
 test: FORCE
 	@echo "\n${GREEN}*** Checking code with nosetests ***${NC}\n"
-	@nosetests test_idea.py
+	@python -W always::DeprecationWarning -m nose2 --junit-xml
 
 
 #-------------------------------------------------------------------------------
@@ -172,11 +172,11 @@ archive: FORCE
 
 bdist: FORCE
 	@echo "\n${GREEN}*** Building Python packages ***${NC}\n"
-	@python3 setup.py sdist bdist_wheel --universal
+	@python setup.py sdist bdist_wheel --universal
 
 install: FORCE
 	@echo "\n${GREEN}*** Performing local installation ***${NC}\n"
-	@pip3 install dist/idea*.whl --upgrade
+	@pip install dist/idea*.whl --upgrade
 
 deploy: FORCE
 	@echo "\n${GREEN}*** Deploying packages to PyPI ***${NC}\n"
diff --git a/README.rst b/README.rst
index 444469567bc69f7de33ae17d75a498f40e52143f..31ef0eaea2b71d694cbb3301b1390b7c8b5817c8 100644
--- a/README.rst
+++ b/README.rst
@@ -23,3 +23,18 @@ Copyright
 | Author: Pavel Kácha <pavel.kacha@cesnet.cz>
 | Use of this package is governed by the ISC license, see LICENSE file.
 |
+
+
+Changelog
+--------------------------------------------------------------------------------
+
+
+Version 0.1.14
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Released 2022-06-28
+
+-   Fixed raw string in a regular expression.
+-   Added a config file for GitLab CI/CD.
+-   Updated the repository information.
+-   Updated packages versions.
diff --git a/idea/__init__.py b/idea/__init__.py
index 0c0f9a7321afa52f0b1b532c76bb6c950fd103dd..d411e672ae79b4b4e6a76aca1cc23055a290364d 100644
--- a/idea/__init__.py
+++ b/idea/__init__.py
@@ -4,5 +4,5 @@
 # Copyright (c) since 2016, CESNET, z. s. p. o.
 # Use of this source is governed by an ISC license, see LICENSE file.
 
-__version__ = '0.1.13'
+__version__ = '0.1.14'
 __author__ = 'Pavel Kácha <pavel.kacha@cesnet.cz>'
diff --git a/idea/base.py b/idea/base.py
index e5e234209fb60d273f604e491bcb05dd8cac9016..db5151b6512cc620916033460bd0c57078316cbc 100644
--- a/idea/base.py
+++ b/idea/base.py
@@ -26,7 +26,7 @@ event_tag_re = re.compile(r"^[a-zA-Z0-9_-]+(?:\.[a-zA-Z0-9_-]+)?$")
 tag_re = re.compile(r"^[a-zA-Z0-9_-]+$")
 
 timestamp_re = re.compile(r"^([0-9]{4})-([0-9]{2})-([0-9]{2})[Tt ]([0-9]{2}):([0-9]{2}):([0-9]{2})(?:\.([0-9]+))?([Zz]|(?:[+-][0-9]{2}:[0-9]{2}))$")
-duration_re = re.compile("(?:([0-9]+)[Dd])?([0-9]{2}):([0-9]{2}):([0-9]{2})(?:\.([0-9]+))?$")
+duration_re = re.compile(r"(?:([0-9]+)[Dd])?([0-9]{2}):([0-9]{2}):([0-9]{2})(?:\.([0-9]+))?$")
 
 
 def source_target_dict_typedef(flavour, list_flavour, addon=None):
diff --git a/nose2.cfg b/nose2.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..a7850f000fd8fb9a4b96d43d4bb81e8122cdc388
--- /dev/null
+++ b/nose2.cfg
@@ -0,0 +1,2 @@
+[unittest]
+plugins = nose2.plugins.junitxml
diff --git a/requirements-dev.pip b/requirements-dev.pip
index 40ac01bc8e600249217704e4d5b5f6bf9334bd32..76a46982e9f92974f42c943cb0caf64f2df33eb2 100644
--- a/requirements-dev.pip
+++ b/requirements-dev.pip
@@ -4,8 +4,8 @@ setuptools
 wheel
 twine
 docutils<0.18
-nose==1.3.7
-pyflakes==2.1.0
-pylint==2.2.2
-sphinx==1.8.4
-sphinx-rtd-theme==0.4.2
+nose2
+pyflakes
+pylint
+sphinx
+sphinx-rtd-theme
diff --git a/setup.py b/setup.py
index bf45ba93621841d077d6e63c0de7f5124184bb64..521f597e66f424d372f68bd757ff6af929eb7ba0 100644
--- a/setup.py
+++ b/setup.py
@@ -46,15 +46,16 @@ setup(
         'Programming Language :: Python',
     ],
     keywords = 'library',
-    url = 'https://homeproj.cesnet.cz/git/idea.git',
+    url = 'https://pypi.org/project/idea-format/',
+    project_urls={
+        'Documentation': 'https://709.gitlab-pages.cesnet.cz/warden/idea/master/html/manual.html',
+        'Source': 'https://gitlab.cesnet.cz/709/warden/idea',
+        'Tracker': 'https://gitlab.cesnet.cz/709/warden/idea/-/issues'
+    },
     author = 'Pavel Kacha',
     author_email = 'pavel.kacha@cesnet.cz',
     license = 'ISC',
     packages = ['idea'],
-    test_suite = 'nose.collector',
-    tests_require = [
-        'nose'
-    ],
     install_requires=[
         'ipranges',
         'typedcols'