diff --git a/Dockerfile b/Dockerfile
index 1861696cc..1ef16f750 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,7 +26,7 @@ RUN groupadd -g $GROUP_ID user && useradd -m -u $USER_ID -s /bin/sh -g user user
 USER user:user
 WORKDIR /home/user
 
-RUN    curl -sSL https://install.python-poetry.org | python3 -
+RUN    curl -sSL https://install.python-poetry.org | POETRY_VERSION=1.8.3 python3 -
 
 RUN pip3 install --user  \
            cytoolz       \