diff --git a/charts/apisix/README.md b/charts/apisix/README.md
index f39508d3..aa667077 100644
--- a/charts/apisix/README.md
+++ b/charts/apisix/README.md
@@ -43,8 +43,8 @@ The command removes all the Kubernetes components associated with the chart and
 | affinity | object | `{}` | Set affinity for Apache APISIX deploy |
 | apisix.admin.allow.ipList | list | `["127.0.0.1/24"]` | The client IP CIDR allowed to access Apache APISIX Admin API service. |
 | apisix.admin.cors | bool | `true` | Admin API support CORS response headers |
-| apisix.admin.credentials | object | `{"admin":"edd1c9f034335f136f87ad84b625c8f1","secretName":"","viewer":"4054f7cf07e344346cd3f287985e76a2"}` | Admin API credentials |
-| apisix.admin.credentials.admin | string | `"edd1c9f034335f136f87ad84b625c8f1"` | Apache APISIX admin API admin role credentials |
+| apisix.admin.credentials | object | `{"admin":"","secretName":"","viewer":"4054f7cf07e344346cd3f287985e76a2"}` | Admin API credentials |
+| apisix.admin.credentials.admin | string | `""` | Apache APISIX admin API admin role credentials. This is autogenerated with helm install if not passed. You can check configmap after deploying the helm chart to get the value. |
 | apisix.admin.credentials.secretName | string | `""` | The APISIX Helm chart supports storing user credentials in a secret. The secret needs to contain two keys, admin and viewer, with their respective values set. |
 | apisix.admin.credentials.viewer | string | `"4054f7cf07e344346cd3f287985e76a2"` | Apache APISIX admin API viewer role credentials |
 | apisix.admin.enabled | bool | `true` | Enable Admin API |
diff --git a/charts/apisix/templates/configmap.yaml b/charts/apisix/templates/configmap.yaml
index e3917c6b..5a564241 100644
--- a/charts/apisix/templates/configmap.yaml
+++ b/charts/apisix/templates/configmap.yaml
@@ -326,6 +326,8 @@ data:
           - name: "admin"
             {{- if .Values.apisix.admin.credentials.secretName }}
             key: ${{"{{"}}APISIX_ADMIN_KEY{{"}}"}}
+            {{- else if eq .Values.apisix.admin.credentials.admin "" }}
+            key: {{ randAlphaNum 32 }}
             {{- else }}
             key: {{ .Values.apisix.admin.credentials.admin }}
             {{- end }}
diff --git a/charts/apisix/values.yaml b/charts/apisix/values.yaml
index 6c7cd9c9..90df5e06 100644
--- a/charts/apisix/values.yaml
+++ b/charts/apisix/values.yaml
@@ -325,8 +325,8 @@ apisix:
     cors: true
     # -- Admin API credentials
     credentials:
-      # -- Apache APISIX admin API admin role credentials
-      admin: edd1c9f034335f136f87ad84b625c8f1
+      # -- Apache APISIX admin API admin role credentials. This is autogenerated with helm install if not passed. You can check configmap after deploying the helm chart to get the value.
+      admin: ''
       # -- Apache APISIX admin API viewer role credentials
       viewer: 4054f7cf07e344346cd3f287985e76a2