diff --git a/ubooquity/rootfs/etc/cont-init.d/00-folders.sh b/ubooquity/rootfs/etc/cont-init.d/00-folders.sh
index aa3708a4d..6f0a4c030 100644
--- a/ubooquity/rootfs/etc/cont-init.d/00-folders.sh
+++ b/ubooquity/rootfs/etc/cont-init.d/00-folders.sh
@@ -17,3 +17,8 @@ if [ ! -d /config/addons_config/$slug ]; then
     mkdir -p /config/addons_config/$slug
     chmod 777 /config/addons_config/$slug
 fi
+
+# Remove empty config file
+if [ ! -s /config/addons_config/$slug/preferences.json ] ; then
+  rm /config/addons_config/$slug/preferences.json || true
+fi