diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index eb3e4ee119ae244e6d125e73767043acc8494dde..3001b384f167d521f2b76522ec3955d647a6a8e5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -48,7 +48,6 @@ format:
   stage: format
   image: $DOCKER_IMAGE/3.8:latest
   script:
-    - pip install -r requirements_dev.txt
     - make check-format
 
 test:
@@ -56,7 +55,7 @@ test:
     - .changes
   stage: test
   script:
-    - pip install -r requirements.txt
+    - poetry install --no-dev
     - make tests
 
 check:
@@ -64,7 +63,7 @@ check:
     - .changes
   stage: test
   script:
-    - pip install -r requirements_dev.txt
+    - poetry install
     - make mypy
     - make pylint
 
@@ -73,8 +72,7 @@ build:
     - .changes
   stage: build
   script:
-    - pip install -r requirements_deploy.txt
-    - make build
+    - poetry build
 
 release:
   extends:
@@ -82,9 +80,7 @@ release:
   stage: release
   when: manual
   script:
-    - pip install -r requirements_deploy.txt
-    - make build
-    - make deploy PYPI_LOGIN=${PYPI_LOGIN} PYPI_PASSWORD=${PYPI_PASSWORD}
+    - poetry publish --build --username $PYPI_LOGIN --password $PYPI_PASSWORD
   only:
     - tags
     - master
@@ -93,9 +89,10 @@ release_test:
   stage: release
   when: manual
   script:
-    - pip install -r requirements_deploy.txt
-    - make build
-    - make deploy_test PYPI_TEST_LOGIN=${PYPI_TEST_LOGIN} PYPI_TEST_PASSWORD=${PYPI_TEST_PASSWORD}
+    - mkdir -p /root/.config/pypoetry/
+    - touch /root/.config/pypoetry/config.toml
+    - poetry config repositories.pypi_test https://test.pypi.org/legacy/
+    - poetry publish --build --username $PYPI_TEST_LOGIN --password $PYPI_TEST_PASSWORD --repository pypi_test
 
 pages:
   stage: publish_doc
@@ -104,7 +101,7 @@ pages:
     - tags
     - master
   script:
-    - pip install -r requirements_dev.txt
+   - poetry install
     - make docs
     - mv docs/_build/html public
     - ls public