diff --git a/manifest.json b/manifest.json
index d4a6f40..1d53d7b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -8,6 +8,13 @@
     },
     "version": "12.0.0~ynh1",
     "url": "http://piwigo.org",
+    "upstream": {
+        "license": "GPL-2.0",
+        "website": "http://piwigo.org",
+        "demo": "https://piwigo.org/demo",
+        "admindoc": "https://piwigo.org/guides",
+        "code": "https://github.com/Piwigo/Piwigo"
+    },
     "license": "GPL-2.0",
     "maintainer": {
         "name": "JimboJoe",