diff --git a/monitoring/oplog-populator/alerts.test.yaml b/monitoring/oplog-populator/alerts.test.yaml
index 38fc33b0dd..5326cfb3ed 100644
--- a/monitoring/oplog-populator/alerts.test.yaml
+++ b/monitoring/oplog-populator/alerts.test.yaml
@@ -20,8 +20,8 @@ tests:
         eval_time: 3m
         exp_alerts:
           - exp_labels:
-            severity: critical
-          exp_annotations:
-            zenko_service: backbeat-oplog-populator
-            description: "Oplog populator pod is down"
-            summary: "Oplog populator service is critical"
+              severity: critical
+            exp_annotations:
+              zenko_service: backbeat-oplog-populator
+              description: "Oplog populator pod is down"
+              summary: "Oplog populator service is critical"