diff --git a/server/bin/start.sh b/server/bin/start.sh
index 7b83f9f..b3a60fd 100755
--- a/server/bin/start.sh
+++ b/server/bin/start.sh
@@ -4,6 +4,7 @@
 cat > .bashrc <<EOF
 alias ls='ls --color'
 export PS1="${debian_chroot:+($debian_chroot)}\u@dz-server:\w\$ "
+unset DEVELOPMENT
 EOF
 
 # Start the server.