diff --git a/dataproc/dataproc_e2e_test.py b/dataproc/dataproc_e2e_test.py
index b83b2b6de264..0a45d080122f 100644
--- a/dataproc/dataproc_e2e_test.py
+++ b/dataproc/dataproc_e2e_test.py
@@ -25,6 +25,7 @@
 CLUSTER_NAME = 'testcluster3'
 ZONE = 'us-central1-b'
 
+
 def test_e2e():
     output = submit_job_to_cluster.main(
         PROJECT, ZONE, CLUSTER_NAME, BUCKET)
diff --git a/dataproc/submit_job_to_cluster.py b/dataproc/submit_job_to_cluster.py
index ab833f02fcb2..1815078202f3 100644
--- a/dataproc/submit_job_to_cluster.py
+++ b/dataproc/submit_job_to_cluster.py
@@ -82,7 +82,7 @@ def create_cluster(dataproc, project, zone, region, cluster_name):
                 'machineTypeUri': 'n1-standard-1'
             },
             'workerConfig': {
-                'numInstances' : 2,
+                'numInstances': 2,
                 'machineTypeUri': 'n1-standard-1'
             }
         }