Dockerfile in quiz_api_client-0.2.1 vs Dockerfile in quiz_api_client-1.0.0

@@ -9,9 +9,10 @@
 RUN chown -R docker:docker /app
 
 USER docker
 RUN /bin/bash -l -c "cd /app && rvm-exec 2.4 bundle install --jobs 5"
 COPY . /app
+RUN rm -f Gemfile.lock
 
 USER root
 RUN chown -R docker:docker /app
 USER docker