diff --git a/Dockerfile b/Dockerfile
index 9da6cf8..9ed4cfa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,10 @@ FROM python:3.10-slim
 
 COPY Pipfile* /app/
 WORKDIR /app/
-RUN pip install pipenv && pipenv install --system
+RUN pip3 install --upgrade pip && \
+    pip install packaging \
+    pip install pipenv && \
+    pipenv install --system
 
 COPY classquiz/ /app/classquiz/
 COPY image_cleanup.py /app/image_cleanup.py