diff --git a/conf/app.src b/conf/app.src
index c499f0f..f465f7a 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/discourse/discourse/archive/v2.8.14.tar.gz
-SOURCE_SUM=b4b9a2857515ab79b2bc71cc0bdd09f9bf749d506c095b76d86846c9adf62623
+SOURCE_URL=https://github.com/discourse/discourse/archive/v3.0.0.tar.gz
+SOURCE_SUM=67ad1a9e7fda0509e62065e86a4980f5b5e5390335f9fde47ad1be53443fe3f4
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index fa71c31..4fd0d8d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Discussion platform",
         "fr": "Plateforme de discussion"
     },
-    "version": "2.8.14~ynh1",
+    "version": "3.0.0~ynh1",
     "url": "http://Discourse.org",
     "upstream": {
         "license": "GPL-2.0",