diff --git a/Dockerfile b/Dockerfile
index 8e33fd0..01aaf3b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,6 +7,7 @@ CMD ["/sbin/my_init"]
 RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - && \
     echo "deb https://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list && \
     apt-get update && \
+    apt-get -y dist-upgrade && \
     apt-get install -y --no-install-recommends yarn && \
     apt-get clean && rm -rf /var/lib/apt/lists/*