diff --git a/dags/bhr_collection.py b/dags/bhr_collection.py
index f0fbf733..e915481d 100644
--- a/dags/bhr_collection.py
+++ b/dags/bhr_collection.py
@@ -11,7 +11,7 @@ is maintained in the mozetl repository.
 
 * Migrated from Databricks and now running as a scheduled Dataproc task. *
 
-The resulting aggregatations are used by the following service:
+The resulting aggregations are used by the following service:
 https://fqueze.github.io/hang-stats/#date=[DATE]&row=0
 """
 
@@ -27,13 +27,14 @@ from utils.dataproc import get_dataproc_parameters, moz_dataproc_pyspark_runner
 from utils.tags import Tag
 
 default_args = {
-    "owner": "kik@mozilla.com",
+    "owner": "bewu@mozilla.com",
     "depends_on_past": False,
     "start_date": datetime.datetime(2020, 11, 26),
     "email": [
         "telemetry-alerts@mozilla.com",
         "kik@mozilla.com",
         "dothayer@mozilla.com",
+        "bewu@mozilla.com",
     ],
     "email_on_failure": True,
     "email_on_retry": True,
@@ -72,28 +73,39 @@ with DAG(
 
     params = get_dataproc_parameters("google_cloud_airflow_dataproc")
 
+    shared_runner_args = {
+        "parent_dag_name": dag.dag_id,
+        "image_version": "1.5-debian10",
+        "default_args": default_args,
+        "python_driver_code": "https://raw.githubusercontent.com/mozilla/python_mozetl/main/mozetl/bhr_collection/bhr_collection.py",
+        "init_actions_uris": [
+            "gs://dataproc-initialization-actions/python/pip-install.sh"
+        ],
+        "additional_metadata": {
+            "PIP_PACKAGES": "boto3==1.16.20 click==7.1.2 google-cloud-storage==2.7.0"
+        },
+        "additional_properties": {
+            "spark:spark.jars": "gs://spark-lib/bigquery/spark-bigquery-latest_2.12.jar",
+            "spark:spark.driver.memory": "18g",
+            "spark:spark.executor.memory": "24g",
+        },
+        "idle_delete_ttl": 14400,
+        "num_workers": 6,
+        "master_machine_type": "n2-standard-8",
+        "worker_machine_type": "n2-highmem-4",
+        "gcp_conn_id": params.conn_id,
+        "service_account": params.client_email,
+        "storage_bucket": params.storage_bucket,
+    }
+
     bhr_collection = SubDagOperator(
         task_id="bhr_collection",
         dag=dag,
         subdag=moz_dataproc_pyspark_runner(
-            parent_dag_name=dag.dag_id,
-            image_version="1.5-debian10",
             dag_name="bhr_collection",
-            default_args=default_args,
             cluster_name="bhr-collection-main-{{ ds }}",
             job_name="bhr-collection-main",
-            python_driver_code="https://raw.githubusercontent.com/mozilla/python_mozetl/main/mozetl/bhr_collection/bhr_collection.py",
-            init_actions_uris=[
-                "gs://dataproc-initialization-actions/python/pip-install.sh"
-            ],
-            additional_metadata={
-                "PIP_PACKAGES": "boto3==1.16.20 click==7.1.2 google-cloud-storage==2.7.0"
-            },
-            additional_properties={
-                "spark:spark.jars": "gs://spark-lib/bigquery/spark-bigquery-latest_2.12.jar",
-                "spark:spark.driver.memory": "12g",
-                "spark:spark.executor.memory": "15g",
-            },
+            **shared_runner_args,
             py_args=[
                 "--date",
                 "{{ ds }}",
@@ -105,12 +117,6 @@ with DAG(
                 "--output-tag",
                 "main",
             ],
-            idle_delete_ttl=14400,
-            num_workers=6,
-            worker_machine_type="n1-highmem-4",
-            gcp_conn_id=params.conn_id,
-            service_account=params.client_email,
-            storage_bucket=params.storage_bucket,
         ),
     )
 
@@ -118,24 +124,10 @@ with DAG(
         task_id="bhr_collection_child",
         dag=dag,
         subdag=moz_dataproc_pyspark_runner(
-            parent_dag_name=dag.dag_id,
-            image_version="1.5-debian10",
             dag_name="bhr_collection_child",
-            default_args=default_args,
             cluster_name="bhr-collection-child-{{ ds }}",
             job_name="bhr-collection-child",
-            python_driver_code="https://raw.githubusercontent.com/mozilla/python_mozetl/main/mozetl/bhr_collection/bhr_collection.py",
-            init_actions_uris=[
-                "gs://dataproc-initialization-actions/python/pip-install.sh"
-            ],
-            additional_metadata={
-                "PIP_PACKAGES": "boto3==1.16.20 click==7.1.2 google-cloud-storage==2.7.0"
-            },
-            additional_properties={
-                "spark:spark.jars": "gs://spark-lib/bigquery/spark-bigquery-latest_2.12.jar",
-                "spark:spark.driver.memory": "12g",
-                "spark:spark.executor.memory": "15g",
-            },
+            **shared_runner_args,
             py_args=[
                 "--date",
                 "{{ ds }}",
@@ -147,12 +139,6 @@ with DAG(
                 "--output-tag",
                 "child",
             ],
-            idle_delete_ttl=14400,
-            num_workers=6,
-            worker_machine_type="n1-highmem-4",
-            gcp_conn_id=params.conn_id,
-            service_account=params.client_email,
-            storage_bucket=params.storage_bucket,
         ),
     )