diff --git a/.taskcluster.yml b/.taskcluster.yml
index 82b746762..d1791a19a 100644
--- a/.taskcluster.yml
+++ b/.taskcluster.yml
@@ -20,7 +20,7 @@ tasks:
     payload:
       maxRunTime: 3600
       deadline: "{{ '2 hours' | $fromNow }}"
-      image: 'mozillamobile/phoenix:1.0'
+      image: 'mozillamobile/fenix:1.1'
       command:
         - /bin/bash
         - '--login'
@@ -65,7 +65,7 @@ tasks:
     payload:
       maxRunTime: 3600
       deadline: "{{ '2 hours' | $fromNow }}"
-      image: 'mozillamobile/phoenix:1.0'
+      image: 'mozillamobile/fenix:1.1'
       command:
         - /bin/bash
         - '--login'