--- a/testing/mozharness/mozharness/mozilla/building/buildbase.py
+++ b/testing/mozharness/mozharness/mozilla/building/buildbase.py
@@ -1861,20 +1861,24 @@ or run without that action (ie: --no-{ac
 
         with open(p, 'rb') as fh:
             resources = json.load(fh)
 
         if 'duration' not in resources:
             self.info('resource usage lacks duration; ignoring')
             return None
 
+        extra_options = self.perfherder_resource_options()
+        if self.query_is_nightly():
+            extra_options = ['nightly'] + extra_options
+
         data = {
             'name': 'build times',
             'value': resources['duration'],
-            'extraOptions': self.perfherder_resource_options(),
+            'extraOptions': extra_options,
             'subtests': [],
         }
 
         for phase in resources['phases']:
             if 'duration' not in phase:
                 continue
             data['subtests'].append({
                 'name': phase['name'],