diff --git a/update.sh b/update.sh
index 5389fbf..e50aa93 100755
--- a/update.sh
+++ b/update.sh
@@ -10,16 +10,29 @@ php bin/console doctrine:schema:update --force
 echo "######################"
 echo " update the funky frontend submodule "
 echo "######################"
+if [ ! -d "funky-framadate-front" ]; then
+  # initiate sub directory for funky front
+  git submodule init
+fi
+
+git config --global diff.submodule log
 git submodule update
 echo "######################"
 echo " check dependencies of the frontend with yarn "
 echo "######################"
 cd funky-framadate-front
+echo "######################"
+echo " debug info : version of programs"
+echo " "
+git branch
+node -v
+yarn -v
+echo "######################"
 yarn
 echo "######################"
 echo " building the frontend "
 echo "######################"
-yarn run build:prod:demobliss
+ng build --prod --baseHref=https://framadate-api.cipherbliss.com
 
 echo "######################"
 echo " copying built files in the public folder of the symfony project "