diff --git a/cinder/Chart.yaml b/cinder/Chart.yaml
index 194f05c7d7..4642bfeebf 100644
--- a/cinder/Chart.yaml
+++ b/cinder/Chart.yaml
@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Cinder
 name: cinder
-version: 0.2.25
+version: 0.2.26
 home: https://docs.openstack.org/cinder/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Cinder/OpenStack_Project_Cinder_vertical.png
 sources:
diff --git a/cinder/templates/configmap-etc.yaml b/cinder/templates/configmap-etc.yaml
index a2ad5f22b2..309e8be6d5 100644
--- a/cinder/templates/configmap-etc.yaml
+++ b/cinder/templates/configmap-etc.yaml
@@ -94,7 +94,7 @@ limitations under the License.
 {{- end -}}
 
 {{- if empty .Values.conf.cinder.DEFAULT.osapi_volume_listen_port -}}
-{{- $_ := tuple "volumev3" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | set .Values.conf.cinder.DEFAULT "osapi_volume_listen_port" -}}
+{{- $_ := tuple "volumev3" "service" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | set .Values.conf.cinder.DEFAULT "osapi_volume_listen_port" -}}
 {{- end -}}
 
 {{- if .Values.conf.cinder.service_user.send_service_user_token -}}
diff --git a/cinder/templates/deployment-api.yaml b/cinder/templates/deployment-api.yaml
index 7925c60f23..4eb009553f 100644
--- a/cinder/templates/deployment-api.yaml
+++ b/cinder/templates/deployment-api.yaml
@@ -88,13 +88,13 @@ spec:
                   - stop
           ports:
             - name: c-api
-              containerPort: {{ tuple "volumev3" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+              containerPort: {{ tuple "volumev3" "service" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
           readinessProbe:
             tcpSocket:
-              port: {{ tuple "volumev3" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+              port: {{ tuple "volumev3" "service" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
           livenessProbe:
             tcpSocket:
-              port: {{ tuple "volumev3" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+              port: {{ tuple "volumev3" "service" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
             initialDelaySeconds: 30
             failureThreshold: 3
             periodSeconds: 10
diff --git a/cinder/templates/service-api.yaml b/cinder/templates/service-api.yaml
index 86d6b6fa61..d0530633c0 100644
--- a/cinder/templates/service-api.yaml
+++ b/cinder/templates/service-api.yaml
@@ -22,7 +22,7 @@ metadata:
 spec:
   ports:
     - name: c-api
-      port: {{ tuple "volumev3" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+      port: {{ tuple "volumev3" "service" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
     {{ if .Values.network.api.node_port.enabled }}
       nodePort: {{ .Values.network.api.node_port.port }}
     {{ end }}
diff --git a/releasenotes/notes/cinder.yaml b/releasenotes/notes/cinder.yaml
index 93b00ff71b..8ef8a58fef 100644
--- a/releasenotes/notes/cinder.yaml
+++ b/releasenotes/notes/cinder.yaml
@@ -42,4 +42,5 @@ cinder:
   - 0.2.23 Added OCI registry authentication
   - 0.2.24 Fix conditional check for cinder.utils.has_ceph_backend template
   - 0.2.25 Remove volumes unrelated with ceph backend from conditional volume list in cinder-volume deployment
+  - 0.2.26 Distinguish between port number of internal endpoint and binding port number
 ...