diff --git a/docker/gunicorn/Dockerfile b/docker/gunicorn/Dockerfile
index cae67f5..27789e0 100644
--- a/docker/gunicorn/Dockerfile
+++ b/docker/gunicorn/Dockerfile
@@ -67,7 +67,7 @@ RUN apt-get -y install pgbackrest
 RUN pip3 install gunicorn uvicorn[standard]
 
 # pip3 package
-RUN pip3 install fastapi uv
+RUN pip3 install fastapi uv poetry
 
 RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 RUN update-ca-certificates