diff --git a/install/usr/share/swarmlab.io/sec/setup.sh b/install/usr/share/swarmlab.io/sec/setup.sh
index 8b9862a..4f4ac0e 100755
--- a/install/usr/share/swarmlab.io/sec/setup.sh
+++ b/install/usr/share/swarmlab.io/sec/setup.sh
@@ -15,6 +15,7 @@ scheme="$1"
 if [ "$scheme" != "full" ]; then
 #  tlmgr install \
 #  fmtcount 
+ tlmgr update --self
 
 echo "==> extra packages"