diff --git a/rabbitmq/templates/monitoring/prometheus/exporter-deployment.yaml b/rabbitmq/templates/monitoring/prometheus/exporter-deployment.yaml
index 363b73bd..bf471e5d 100644
--- a/rabbitmq/templates/monitoring/prometheus/exporter-deployment.yaml
+++ b/rabbitmq/templates/monitoring/prometheus/exporter-deployment.yaml
@@ -59,7 +59,7 @@ spec:
           - name: RABBIT_PASSWORD
             value: {{ $envAll.Values.endpoints.oslo_messaging.auth.user.password | quote }}
           - name: RABBIT_CAPABILITIES
-            value: {{ tuple $envAll.Values.conf.prometheus_exporter.capabilities $envAll | include "helm-toolkit.utils.joinListWithComma" | quote }}
+            value: {{ include "helm-toolkit.utils.joinListWithComma" $envAll.Values.conf.prometheus_exporter.capabilities | quote }}
           - name: PUBLISH_PORT
             value: {{ $envAll.Values.network.prometheus_rabbitmq_exporter.port | quote }}
           - name: LOG_LEVEL
diff --git a/rabbitmq/values.yaml b/rabbitmq/values.yaml
index a8b03ecc..6ce2bea9 100644
--- a/rabbitmq/values.yaml
+++ b/rabbitmq/values.yaml
@@ -106,6 +106,7 @@ conf:
   prometheus_exporter:
     capabilities:
       - no_sort
+      - bert
     log_level: info
     skipverify: 1
   rabbitmq: