diff --git a/containers/dev.Dockerfile b/containers/dev.Dockerfile
index a8aab25d..d6d4d7ae 100644
--- a/containers/dev.Dockerfile
+++ b/containers/dev.Dockerfile
@@ -13,6 +13,6 @@ WORKDIR /pixelator
 COPY ./ /pixelator
 COPY .git /pixelator/.git
 
-RUN poetry export --output requirements.txt --without-hashes --no-interaction --no-ansi --with dev
+RUN poetry export --output requirements.txt --without-hashes --no-interaction --no-ansi --only dev
 
 RUN pip3.11 install -r requirements.txt && rm requirements.txt