diff --git a/charts/clusterpedia/Chart.yaml b/charts/clusterpedia/Chart.yaml
index bc101a6..993e700 100644
--- a/charts/clusterpedia/Chart.yaml
+++ b/charts/clusterpedia/Chart.yaml
@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 2.2.0
+version: 2.2.1
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/charts/clusterpedia/templates/_helpers.tpl b/charts/clusterpedia/templates/_helpers.tpl
index 40b0fed..b44b4eb 100644
--- a/charts/clusterpedia/templates/_helpers.tpl
+++ b/charts/clusterpedia/templates/_helpers.tpl
@@ -171,9 +171,9 @@ Return the proper Docker Image Registry Secret Names
 {{- define "clusterpedia.storage.password" -}}
 {{- if eq .Values.storageInstallMode "external" }}
      {{- if empty (include "clusterpedia.storage.dsn" .) -}}
-         {{- required "Please set correct storage password!" .Values.externalStorage.password | toString | b64enc -}}
+         {{- required "Please set correct storage password!" .Values.externalStorage.password | toString }}
      {{- else -}}
-         {{- .Values.externalStorage.password | toString | b64enc -}}
+         {{- .Values.externalStorage.password | toString -}}
      {{- end -}}
 {{- else -}}
      {{- if eq (include "clusterpedia.storage.type" .) "postgres" }}
@@ -389,3 +389,28 @@ We truncate at 63 chars because some Kubernetes name fields are limited to this
   value: 'k8s.namespace.name=$(OTEL_K8S_NAMESPACE),k8s.node.name=$(OTEL_RESOURCE_ATTRIBUTES_NODE_NAME),k8s.pod.name=$(OTEL_RESOURCE_ATTRIBUTES_POD_NAME)'
 {{- end -}}
 {{- end -}}
+
+{{- define "clusterpedia.storage.secret" -}}
+type: {{ include "clusterpedia.storage.type" . | quote }}
+dsn: {{ include "clusterpedia.storage.dsn" . | quote }}
+host: {{ include "clusterpedia.storage.host" . | quote }}
+port: {{ include "clusterpedia.storage.port" . }}
+user: {{ include "clusterpedia.storage.user" . }}
+password: {{ include "clusterpedia.storage.password" . }}
+database: {{ include "clusterpedia.storage.database" . }}
+{{ if .Values.storageConfig.log.enabled }}
+log:
+  stdout: {{ .Values.storageConfig.log.stdout }}
+  level: {{ .Values.storageConfig.log.level | default "Warn" | quote }}
+  slowThreshold: {{ .Values.storageConfig.log.slowThreshold }}
+  ignoreRecordNotFoundError: {{ .Values.storageConfig.log.ignoreRecordNotFoundError }}
+  logger:
+    filename: {{ .Values.storageConfig.log.logger.filename }}
+    maxsize: {{ .Values.storageConfig.log.logger.maxsize }}
+    maxbackups: {{ .Values.storageConfig.log.logger.maxbackups }}
+{{ end }}
+connPool:
+  maxIdleConns: {{ .Values.storageConfig.connPool.maxIdleConns | int }}
+  maxOpenConns: {{ .Values.storageConfig.connPool.maxOpenConns | int }}
+  connMaxLifetime: {{ .Values.storageConfig.connPool.connMaxLifetime }}
+{{- end -}}
\ No newline at end of file
diff --git a/charts/clusterpedia/templates/apiserver-deployment.yaml b/charts/clusterpedia/templates/apiserver-deployment.yaml
index 062f881..b2a4afb 100644
--- a/charts/clusterpedia/templates/apiserver-deployment.yaml
+++ b/charts/clusterpedia/templates/apiserver-deployment.yaml
@@ -56,12 +56,6 @@ spec:
             done;
             echo 'DataBase OK ✓'
           {{- end }}
-        env:
-          - name: {{ include "clusterpedia.storage.password.envKey" . }}
-            valueFrom:
-              secretKeyRef:
-                name: {{ include "clusterpedia.internalstorage.fullname" . }}
-                key: password
         volumeMounts:
         - name: internalstorage-config
           mountPath: /etc/clusterpedia/storage
@@ -95,14 +89,6 @@ spec:
             done;
             echo 'DataBase OK ✓'
           {{- end }}
-      {{- if eq (include "clusterpedia.storage.type" .) "mysql" }}
-        env:
-          - name: DB_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                name: {{ include "clusterpedia.internalstorage.fullname" . }}
-                key: password
-      {{- end }}
         volumeMounts:
         - name: internalstorage-config
           mountPath: /etc/clusterpedia/storage
@@ -130,11 +116,6 @@ spec:
         resources: {{- toYaml .Values.apiserver.resources | nindent 12 }}
         {{- end }}
         env:
-        - name: DB_PASSWORD
-          valueFrom:
-            secretKeyRef:
-              name: {{ include "clusterpedia.internalstorage.fullname" . }}
-              key: password
         {{- include "clusterpedia.apiserver.tracing.env" . | nindent 8 }}
         {{- if .Values.apiserver.enableSHA1Cert }}
         - name: GODEBUG
@@ -164,8 +145,8 @@ spec:
       {{- end }}
       volumes:
         - name: internalstorage-config
-          configMap:
-            name: {{ include "clusterpedia.internalstorage.fullname" . }}
+          secret:
+            secretName: {{ include "clusterpedia.internalstorage.fullname" . }}
         - name: scripts
           configMap:
             name: {{ include "clusterpedia.scripts.fullname" . }}
diff --git a/charts/clusterpedia/templates/clustersynchro-manager-deployment.yaml b/charts/clusterpedia/templates/clustersynchro-manager-deployment.yaml
index 8a3c5a7..fc4f847 100644
--- a/charts/clusterpedia/templates/clustersynchro-manager-deployment.yaml
+++ b/charts/clusterpedia/templates/clustersynchro-manager-deployment.yaml
@@ -56,12 +56,6 @@ spec:
             done;
             echo 'DataBase OK ✓'
           {{- end }}
-        env:
-          - name: {{ include "clusterpedia.storage.password.envKey" . }}
-            valueFrom:
-              secretKeyRef:
-                name: {{ include "clusterpedia.internalstorage.fullname" . }}
-                key: password
         volumeMounts:
         - name: internalstorage-config
           mountPath: /etc/clusterpedia/storage
@@ -95,14 +89,6 @@ spec:
             done;
             echo 'DataBase OK ✓'
           {{- end }}
-      {{- if eq (include "clusterpedia.storage.type" .) "mysql" }}
-        env:
-          - name: DB_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                name: {{ include "clusterpedia.internalstorage.fullname" . }}
-                key: password
-      {{- end }}
         volumeMounts:
         - name: internalstorage-config
           mountPath: /etc/clusterpedia/storage
@@ -134,11 +120,6 @@ spec:
         resources: {{- toYaml .Values.clustersynchroManager.resources | nindent 12 }}
         {{- end }}
         env:
-          - name: DB_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                name: {{ include "clusterpedia.internalstorage.fullname" . }}
-                key: password
           - name: GODEBUG
             value: netdns=go
         volumeMounts:
@@ -157,8 +138,8 @@ spec:
       {{- end }}
       volumes:
         - name: internalstorage-config
-          configMap:
-            name: {{ include "clusterpedia.internalstorage.fullname" . }}
+          secret:
+            secretName: {{ include "clusterpedia.internalstorage.fullname" . }}
         - name: scripts
           configMap:
             name: {{ include "clusterpedia.scripts.fullname" . }}
diff --git a/charts/clusterpedia/templates/internalstorage-configmap.yaml b/charts/clusterpedia/templates/internalstorage-configmap.yaml
deleted file mode 100644
index 3929be6..0000000
--- a/charts/clusterpedia/templates/internalstorage-configmap.yaml
+++ /dev/null
@@ -1,29 +0,0 @@
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: {{ include "clusterpedia.internalstorage.fullname" . }}
-  namespace: {{ .Release.Namespace }}
-  labels: {{- include "common.labels.standard" . | nindent 4 }}
-data:
-  internalstorage-config.yaml: |-
-    type: {{ include "clusterpedia.storage.type" . | quote }}
-    dsn: {{ include "clusterpedia.storage.dsn" . | quote }}
-    host: {{ include "clusterpedia.storage.host" . | quote }}
-    port: {{ include "clusterpedia.storage.port" . }}
-    user: {{ include "clusterpedia.storage.user" . }}
-    database: {{ include "clusterpedia.storage.database" . }}
-    {{ if .Values.storageConfig.log.enabled }}
-    log:
-      stdout: {{ .Values.storageConfig.log.stdout }}
-      level: {{ .Values.storageConfig.log.level | default "Warn" | quote }}
-      slowThreshold: {{ .Values.storageConfig.log.slowThreshold }}
-      ignoreRecordNotFoundError: {{ .Values.storageConfig.log.ignoreRecordNotFoundError }}
-      logger:
-        filename: {{ .Values.storageConfig.log.logger.filename }}
-        maxsize: {{ .Values.storageConfig.log.logger.maxsize }}
-        maxbackups: {{ .Values.storageConfig.log.logger.maxbackups }}
-    {{ end }}
-    connPool:
-      maxIdleConns: {{ .Values.storageConfig.connPool.maxIdleConns | int }}
-      maxOpenConns: {{ .Values.storageConfig.connPool.maxOpenConns | int }}
-      connMaxLifetime: {{ .Values.storageConfig.connPool.connMaxLifetime }}
diff --git a/charts/clusterpedia/templates/internalstorage-secret.yaml b/charts/clusterpedia/templates/internalstorage-secret.yaml
index 0a89e1c..98609b4 100644
--- a/charts/clusterpedia/templates/internalstorage-secret.yaml
+++ b/charts/clusterpedia/templates/internalstorage-secret.yaml
@@ -7,4 +7,4 @@ metadata:
     app: {{ include "clusterpedia.internalstorage.fullname" . }}
     internalstorage.clusterpedia.io/type: {{ include "clusterpedia.storage.type" . }}
 data:
-  password: {{ include "clusterpedia.storage.password" . }}
+  internalstorage-config.yaml: {{ include "clusterpedia.storage.secret" .| b64enc | quote }}