diff --git a/official.json b/official.json
index ea42da47..e4d485ad 100644
--- a/official.json
+++ b/official.json
@@ -62,6 +62,13 @@
         "state": "validated",
         "url": "https://github.com/YunoHost-apps/opensondage_ynh"
     },
+    "piwigo": {
+        "branch": "master",
+        "level": 7,
+        "revision": "8bb53156b37b73db3bc737811fdde744b9027fa2",
+        "state": "validated",
+        "url": "https://github.com/YunoHost-Apps/piwigo_ynh"
+    },
     "phpmyadmin": {
         "branch": "master",
         "level": 7,