diff --git a/dist/firefox/updates.json b/dist/firefox/updates.json
index 7c2d22b40..574c349d6 100644
--- a/dist/firefox/updates.json
+++ b/dist/firefox/updates.json
@@ -3,10 +3,10 @@
   "uBlock0@raymondhill.net": {
    "updates": [
     {
-     "version": "1.15.11b15",
+     "version": "1.15.15rc0",
      "applications": { "gecko": { "strict_min_version": "52" } },
-     "update_info_url": "https://github.com/gorhill/uBlock/releases/tag/1.15.11b15",
-     "update_link": "https://github.com/gorhill/uBlock/releases/download/1.15.11b15/uBlock0.webext.signed.xpi"
+     "update_info_url": "https://github.com/gorhill/uBlock/releases/tag/1.15.15rc0",
+     "update_link": "https://github.com/gorhill/uBlock/releases/download/1.15.15rc0/uBlock0.webext.signed.xpi"
     }
    ]
   }