diff --git a/scripts/helmcharts/openreplay/charts/ender/templates/deployment.yaml b/scripts/helmcharts/openreplay/charts/ender/templates/deployment.yaml
index 7d307ca4b..739a2b36f 100644
--- a/scripts/helmcharts/openreplay/charts/ender/templates/deployment.yaml
+++ b/scripts/helmcharts/openreplay/charts/ender/templates/deployment.yaml
@@ -49,6 +49,8 @@ spec:
               value: '{{ .Values.global.kafka.kafkaHost }}:{{ .Values.global.kafka.kafkaPort }}'
             - name: KAFKA_USE_SSL
               value: '{{ .Values.global.kafka.kafkaUseSsl }}'
+            - name: POSTGRES_STRING
+              value: 'postgres://{{ .Values.global.postgresql.postgresqlUser }}:{{ .Values.global.postgresql.postgresqlPassword }}@{{ .Values.global.postgresql.postgresqlHost }}:{{ .Values.global.postgresql.postgresqlPort }}/{{ .Values.global.postgresql.postgresqlDatabase }}'
             {{- range $key, $val := .Values.env }}
             - name: {{ $key }}
               value: '{{ $val }}'