diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0008447ae734c02bf1ed7d84c4b2b6e34cda5372..e0372345d252972f4bf2b514e4ab2d915e6d5495 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -21,7 +21,7 @@ build-openapi-scheme:
     - apt-get update
     - apt-get install -y gcc libldap2-dev libsasl2-dev libmagic-dev
     - pip install --upgrade pip
-    - pip install poetry==1.7.0
+    - pip install poetry==1.8.0
     - poetry install --without dev,test --no-root
   script:
     - mkdir public
diff --git a/Dockerfile b/Dockerfile
index d376869ca9048dd8049243b84b0d51d6142242c0..03f25bbd26f9a068223c28456da531b44588dff4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ RUN apt-get update && \
     apt-get install --yes --no-install-recommends curl gcc graphviz ldap-utils libldap2-dev \
     libmagic1 libsasl2-dev make && \
     python -m venv ${POETRY_HOME} && \
-    pip install --no-cache-dir poetry==1.7.1 && \
+    pip install --no-cache-dir poetry==1.8.0 && \
     poetry install && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*