diff --git a/docker/dagster/Dockerfile b/docker/dagster/Dockerfile
index cd800c6..713a8e3 100644
--- a/docker/dagster/Dockerfile
+++ b/docker/dagster/Dockerfile
@@ -21,7 +21,7 @@ ENV PYTHONUNBUFFERED=1 \
     \
     # poetry
     # https://python-poetry.org/docs/configuration/#using-environment-variables
-    POETRY_VERSION=1.6.1 \
+    POETRY_VERSION=1.8.4 \
     # make poetry install to this location
     POETRY_HOME="/opt/poetry" \
     # make poetry create the virtual environment in the project's root
diff --git a/docker/mlflow/Dockerfile b/docker/mlflow/Dockerfile
index dcafd0b..ee269f7 100644
--- a/docker/mlflow/Dockerfile
+++ b/docker/mlflow/Dockerfile
@@ -21,7 +21,7 @@ ENV PYTHONUNBUFFERED=1 \
     \
     # poetry
     # https://python-poetry.org/docs/configuration/#using-environment-variables
-    POETRY_VERSION=1.6.1 \
+    POETRY_VERSION=1.8.4 \
     # make poetry install to this location
     POETRY_HOME="/opt/poetry" \
     # make poetry create the virtual environment in the project's root
@@ -81,8 +81,7 @@ RUN chmod +x /entrypoint.sh
 
 
 WORKDIR /ml_data
-EXPOSE 5000
-EXPOSE 5001
+EXPOSE 5000 5001
 ENV SHELL="/bin/bash"