diff --git a/manifest.json b/manifest.json
index f11a75a..62a8cec 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Dynamic fork of diaspora*'s federated social network, est. Aug 2021.",
         "fr": "Fourche dynamique du réseau social fédéré de diaspora*, créé en août 2021."
     },
-    "version": "2021-12-02~ynh1",
+    "version": "2021.12.02~ynh1",
     "url": "https://github.com/magicstone-dev/acropolis",
     "upstream": {
         "license": "free",