diff --git a/Dockerfile b/Dockerfile
index 1dcd107..56d357b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,7 @@
-FROM python:3.7.6
+FROM python:3.8.1
 COPY . /transaction_server
-ENV HOST=0.0.0.0
 WORKDIR /transaction_server
+ENV PYTHONPATH=/transaction_server
 VOLUME /transaction_server/transactionsDB
 RUN pip install -r requirements.txt
-RUN ln -sf /dev/stdout /var/log/transactions.log
 CMD  ["python", "main.py", "-c", "config.yml"]