diff --git a/airflow/dags/spark_pi.py b/airflow/dags/spark_pi.py
index a691d18..aa09a95 100644
--- a/airflow/dags/spark_pi.py
+++ b/airflow/dags/spark_pi.py
@@ -78,7 +78,7 @@ spec = {'apiVersion': 'sparkoperator.k8s.io/v1beta2',
             'executor': {
                 'cores': 1,
                 'instances': 1,
-                'memory': '512mg',
+                'memory': '512m',
                 'labels': {'version': '3.1.3'}
             }
             }}