diff --git a/prod-upgrade/prom/prometheus.yaml b/prod-upgrade/prom/prometheus.yaml
index b73b289..424e9af 100644
--- a/prod-upgrade/prom/prometheus.yaml
+++ b/prod-upgrade/prom/prometheus.yaml
@@ -25,6 +25,22 @@ data:
             target_label: instance
           - target_label: __address__
             replacement: mysql-exporter.base.svc:9104
+        
+      - job_name: mongo 
+        static_configs:
+          - targets:
+            # All mysql hostnames or unix sockets to monitor.
+              - mongodb://mongo-rs0-0.mongo-rs0.base.svc:27017
+              - mongodb://mongo-rs0-1.mongo-rs0.base.svc:27017
+              - mongodb://mongo-rs0-2.mongo-rs0.base.svc:27017
+        relabel_configs:
+          - source_labels: [__address__]
+            target_label: __param_target
+          - source_labels: [__param_target]
+            target_label: instance
+          - target_label: __address__
+            replacement: mongo-exporter.base.svc:9216
+              
     rule_files:
       - /etc/prometheus/rules/rule-0.yaml
     alerting: