--- a/taskcluster/taskgraph/transforms/job/mozharness_test.py
+++ b/taskcluster/taskgraph/transforms/job/mozharness_test.py
@@ -389,16 +389,18 @@ def mozharness_test_buildbot_bridge(conf
         test_name = '{}-{}'.format(test_name, this_chunk)
 
     if test.get('suite', '') == 'talos':
         # on linux64-<variant>/<build>, we add the variant to the buildername
         m = re.match(r'\w+-([^/]+)/.*', test['test-platform'])
         variant = ''
         if m and m.group(1):
             variant = m.group(1) + ' '
+        if variant == 'nightly ':
+            variant = ''
         # this variant name has branch after the variant type in BBB bug 1338871
         if variant == 'stylo ':
             buildername = '{} {}{} talos {}'.format(
                 BUILDER_NAME_PREFIX[platform],
                 variant,
                 branch,
                 test_name
             )