Dockerfile in minke-1.13.19

- old
+ new

@@ -33,9 +33,10 @@
 COPY entrypoint.sh /
 RUN chmod +x /entrypoint.sh
 
 RUN gem update --system
 RUN gem install bundler -v 1.13.6
+RUN bundle config build.nokogiri --use-system-libraries
 RUN bundle install
 
 RUN mkdir /usr/local/backup
 
 RUN cp -R /usr/local/bundle/* /usr/local/backup