diff --git a/charts/qdrant/templates/servicemonitor.yaml b/charts/qdrant/templates/servicemonitor.yaml
index e1631e7..5b74b44 100644
--- a/charts/qdrant/templates/servicemonitor.yaml
+++ b/charts/qdrant/templates/servicemonitor.yaml
@@ -28,7 +28,10 @@ spec:
       relabelings:
 {{ tpl (toYaml .Values.metrics.serviceMonitor.relabelings | indent 8) . }}
 {{- end }}
-{{- if .Values.readOnlyApiKey }}
+{{- if .Values.metrics.serviceMonitor.authorization }}
+      authorization:
+{{ tpl (toYaml .Values.metrics.serviceMonitor.authorization | indent 8) . }}
+{{- else if .Values.readOnlyApiKey }}
       authorization:
         type: Bearer
         credentials:
diff --git a/charts/qdrant/values.yaml b/charts/qdrant/values.yaml
index cffa7ff..29604d9 100644
--- a/charts/qdrant/values.yaml
+++ b/charts/qdrant/values.yaml
@@ -217,6 +217,15 @@ metrics:
     ## ref: https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#relabelconfig
     ##
     relabelings: []
+    ## Authorization to apply to the metrics endpoint for the cases when the API key(s) are configured externally
+    ## ref: https://prometheus-operator.dev/docs/api-reference/api/#monitoring.coreos.com/v1.SafeAuthorization
+    ##
+    authorization: {}
+    # authorization:
+    #   type: Bearer
+    #   credentials:
+    #     name: external-secret-with-api-key
+    #     key: api-key
 
 serviceAccount:
   annotations: {}