diff --git a/scripts/upgrade b/scripts/upgrade
index 660eaba..5cee340 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -24,11 +24,26 @@ is_public=$(ynh_app_setting_get "$app" is_public)
 # Stop service
 sudo systemctl stop gogs.service
 
+# set directories variables
 DESTDIR="/opt/$app"
-
-# create needed directories
 REPO_PATH=/home/gogs/repositories
 DATA_PATH=/home/gogs/data
+
+# handle upgrade from old package installation
+# this test that /etc/gogs exist since this was used in the old package
+# but not in the new
+# this code will be removed in the future
+if [ -d "/etc/gogs" ]
+then
+    # move re
+    old_repo_path=$(ynh_app_setting_get "$app" repopath)
+    sudo mv "$old_repo_path"/* "$REPO_PATH"
+    sudo unlink /opt/gogs
+    sudo rm -rf /etc/gogs /opt/gogs_src
+fi
+# end of old package upgrade
+
+# create needed directories and give correct acl
 sudo mkdir -p "$DESTDIR"/custom/conf "$REPO_PATH" "$DATA_PATH"/avatars \
               "$DATA_PATH"/avatars "$DATA_PATH"/attachments /var/log/gogs
 sudo chown -R gogs:gogs /home/gogs /var/log/gogs