diff --git a/Dockerfile b/Dockerfile
index 02d3a5a1..4924d1dd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -31,6 +31,7 @@ RUN dpkg --add-architecture i386 && \
       strace \
       unzip \
       wget \
+      sudo \
       zip && \
     curl -sL https://deb.nodesource.com/setup_4.x | bash - && \
     apt-get install -y nodejs && \