diff --git a/Dockerfile b/Dockerfile
index 9167f92..167ea8b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,8 +16,8 @@ RUN apt-get update \
         && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 # Add in Leenooks' apt repository
-RUN curl -s http://apt.leenooks.net/stretch/setup.sh | sh
-RUN curl -s http://apt.leenooks.net/buster/setup.sh | sh
+RUN curl -sL http://apt.leenooks.net/stretch/setup.sh | sh
+RUN curl -sL http://apt.leenooks.net/buster/setup.sh | sh
 
 # Add ZeroTier
 RUN echo "deb [trusted=yes] http://download.zerotier.com/debian/stretch stretch main" > /etc/apt/sources.list.d/zerotier.list