diff --git a/Dockerfile b/Dockerfile
index cb2b409..44b223a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,6 +19,8 @@ WORKDIR /flask_app
 COPY flask_app .
 
 COPY --from=builder /flask_app/venv /flask_app/venv
+RUN mkdir -p /flask_app/instance && \
+    chmod -R 754 /flask_app/instance
 ENV PATH="/flask_app/venv/bin:$PATH"
 
 EXPOSE 4000