diff --git a/.puppeteerrc b/.puppeteerrc
index 1c2627798..4457c47d7 100644
--- a/.puppeteerrc
+++ b/.puppeteerrc
@@ -4,6 +4,6 @@
   },
   "firefox": {
     "skipDownload": false,
-    "version": "stable"
+    "version": "nightly"
   }
 }