diff --git a/scripts/upgrade b/scripts/upgrade
index 11d531a..ee2bbf4 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -18,14 +18,16 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="upgrade type is: $upgrade_type"
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
+
+# FIXME possibly not the best way, but UPGRADE_APP varible returns UNKNOWN.
+
+# if [ "$upgrade_type" == "UPGRADE_APP" ]
+# then
 	ynh_script_progression --message="Upgrading source files..." --weight=1
 
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$install_dir" --keep="config.php storage/"
-fi
+# fi
 
 chmod -R o-rwx "$install_dir"
 chown -R $app:www-data "$install_dir"