diff --git a/salt-master/Dockerfile b/salt-master/Dockerfile
index 05ef11b..37eab00 100644
--- a/salt-master/Dockerfile
+++ b/salt-master/Dockerfile
@@ -7,7 +7,7 @@ MAINTAINER kev <noreply@datageek.info>
 
 RUN apt-get update \
     && apt-get install -y curl \
-    && curl -sSL https://bootstrap.saltstack.com | bash -s -- -M -N -X \
+    && curl -sSL https://bootstrap.saltstack.com | bash -s -- -M -N -S -X \
     && apt-get install -y salt-ssh \
     && rm -rf /var/lib/apt/lists/*