diff --git a/doc/source/launchers.rst b/doc/source/launchers.rst
index b95354f..0a1e0e7 100644
--- a/doc/source/launchers.rst
+++ b/doc/source/launchers.rst
@@ -66,6 +66,11 @@
 **LOG_PATH**
   zuul also suggests a unique path for logs to the worker. This is
   "BASE_LOG_PATH/pipeline-name/job-name/uuid"
+**ZUUL_VOTING**
+  Whether Zuul considers this job voting or not.  Note that if Zuul is
+  reconfigured during the run, the voting status of a job may change
+  and this value will be out of date.  Values are '1' if voting, '0'
+  otherwise.
 
 Change related parameters
 ~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/tests/test_scheduler.py b/tests/test_scheduler.py
index 61a2d09..4955de6 100755
--- a/tests/test_scheduler.py
+++ b/tests/test_scheduler.py
@@ -111,6 +111,9 @@
         self.assertReportedStat(
             'zuul.pipeline.gate.org.project.total_changes', value='1|c')
 
+        for build in self.builds:
+            self.assertEqual(build.parameters['ZUUL_VOTING'], '1')
+
     def test_initial_pipeline_gauges(self):
         "Test that each pipeline reported its length on start"
         pipeline_names = self.sched.layout.pipelines.keys()
@@ -1256,6 +1259,9 @@
             self.getJobFromHistory('nonvoting-project-test2').result,
             'FAILURE')
 
+        for build in self.builds:
+            self.assertEqual(build.parameters['ZUUL_VOTING'], '0')
+
     def test_check_queue_success(self):
         "Test successful check queue jobs."
 
diff --git a/zuul/launcher/gearman.py b/zuul/launcher/gearman.py
index 828e2a9..4c39775 100644
--- a/zuul/launcher/gearman.py
+++ b/zuul/launcher/gearman.py
@@ -277,6 +277,7 @@
                       ZUUL_PROJECT=item.change.project.name)
         params['ZUUL_PIPELINE'] = pipeline.name
         params['ZUUL_URL'] = item.current_build_set.zuul_url
+        params['ZUUL_VOTING'] = job.voting and '1' or '0'
         if hasattr(item.change, 'refspec'):
             changes_str = '^'.join(
                 ['%s:%s:%s' % (i.change.project.name, i.change.branch,