diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-sec b/install/usr/share/swarmlab.io/sec/swarmlab-sec
index b558452..dfa7e8f 100755
--- a/install/usr/share/swarmlab.io/sec/swarmlab-sec
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-sec
@@ -153,7 +153,7 @@ if [ -d "$Wdir/project" ]; then
 		COPY ssh/ \${SSHDIR}/
 
 		RUN export DEBIAN_FRONTEND=noninteractive  \
-                 && useradd -ms /bin/bash  docker \
+                 && addgroup -S docker && adduser -S docker -G docker \
 		 && rm -rf /usr/share/doc \
 		 && rm -rf /usr/share/man \
 		 && rm -rf /usr/share/locale \ 
@@ -235,7 +235,7 @@ if [ "$Wdir" ==  "$HOME" ]; then
 		 && rm -rf /usr/share/doc \
 		 && rm -rf /usr/share/man \
 		 && rm -rf /usr/share/locale \ 
-                 && useradd -ms /bin/bash  docker \
+                 && addgroup -S docker && adduser -S docker -G docker \
 		 && mkdir -p /var/run/sshd \
 		 && echo 'root:pass' | chpasswd \
 		 && echo "export VISIBLE=now" >> /etc/profile \