--- a/testing/taskcluster/tasks/branches/base_jobs.yml
+++ b/testing/taskcluster/tasks/branches/base_jobs.yml
@@ -265,16 +265,20 @@ tests:
   mochitest-webgl:
     allowed_build_tasks:
       tasks/builds/dbg_linux64.yml:
         task: tasks/tests/fx_linux64_mochitest_gl.yml
   reftest:
     allowed_build_tasks:
       tasks/builds/mulet_linux.yml:
         task: tasks/tests/mulet_reftests.yml
+      tasks/builds/b2g_emulator_kk_opt.yml:
+        task: tasks/tests/b2g_emulator_reftest.yml
+      tasks/builds/b2g_emulator_x86_kk_opt.yml:
+        task: tasks/tests/b2g_emulator_reftest.yml
   web-platform-tests:
     allowed_build_tasks:
       tasks/builds/dbg_linux64.yml:
         task: tasks/tests/fx_linux64_web_platform_tests.yml
   web-platform-tests-e10s:
     allowed_build_tasks:
       tasks/builds/dbg_linux64.yml:
         task: tasks/tests/fx_linux64_web_platform_tests_e10s.yml

--- a/testing/taskcluster/tasks/tests/b2g_emulator_reftest.yml
+++ b/testing/taskcluster/tasks/tests/b2g_emulator_reftest.yml
@@ -27,13 +27,16 @@ task:
       'public/build':
         type: directory
         path: '/home/worker/artifacts/'
         expires: '{{#from_now}}1 year{{/from_now}}'
 
   extra:
     chunks:
       total: 40
+    treeherderEnv:
+      - production
+      - staging
     treeherder:
       groupName: Reftest
       groupSymbol: tc-R
       symbol: 'R{{chunk}}'
       productName: b2g