diff --git a/bitnami/thanos/Chart.yaml b/bitnami/thanos/Chart.yaml
index 9ab604e9f..7e2c27c83 100644
--- a/bitnami/thanos/Chart.yaml
+++ b/bitnami/thanos/Chart.yaml
@@ -28,4 +28,4 @@ name: thanos
 sources:
   - https://github.com/bitnami/bitnami-docker-thanos
   - https://thanos.io
-version: 8.1.0
+version: 8.1.1
diff --git a/bitnami/thanos/templates/query/service.yaml b/bitnami/thanos/templates/query/service.yaml
index f994dffcf..49f3366bc 100644
--- a/bitnami/thanos/templates/query/service.yaml
+++ b/bitnami/thanos/templates/query/service.yaml
@@ -45,8 +45,8 @@ spec:
       targetPort: grpc
       protocol: TCP
       name: grpc
-      {{- if and (or (eq $query.service.type "NodePort") (eq $query.service.type "LoadBalancer")) $query.service.nodePorts.http }}
-      nodePort: {{ $query.service.nodePorts.http }}
+      {{- if and (or (eq $query.service.type "NodePort") (eq $query.service.type "LoadBalancer")) $query.service.nodePorts.grpc }}
+      nodePort: {{ $query.service.nodePorts.grpc }}
       {{- else if eq $query.service.type "ClusterIP" }}
       nodePort: null
       {{- end }}