diff --git a/Dockerfile b/Dockerfile
index 45c90668..f1f6d7cd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ RUN bundle install --jobs 4
 
 RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
 RUN echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
-RUN apt-get update && apt-get install -y yarn netcat
+RUN apt-get update && apt-get install -y yarn netcat-openbsd
 
 RUN mkdir /app/log