diff --git a/charts/spire/README.md b/charts/spire/README.md
index 2c52009..ec4dd73 100644
--- a/charts/spire/README.md
+++ b/charts/spire/README.md
@@ -83,9 +83,9 @@ Kubernetes: `>=1.21.0-0`
 | oidc.image.version | string | `""` |  |
 | oidc.insecureScheme.enabled | bool | `false` |  |
 | oidc.insecureScheme.nginx.image.pullPolicy | string | `"IfNotPresent"` |  |
-| oidc.insecureScheme.nginx.image.registry | string | `"cgr.dev"` |  |
-| oidc.insecureScheme.nginx.image.repository | string | `"chainguard/nginx"` |  |
-| oidc.insecureScheme.nginx.image.version | string | `"1.23"` |  |
+| oidc.insecureScheme.nginx.image.registry | string | `"docker.io"` |  |
+| oidc.insecureScheme.nginx.image.repository | string | `"nginx"` |  |
+| oidc.insecureScheme.nginx.image.version | string | `"1.23.2-alpine"` |  |
 | oidc.nodeSelector."kubernetes.io/arch" | string | `"amd64"` |  |
 | oidc.podAnnotations | object | `{}` |  |
 | oidc.podSecurityContext | object | `{}` |  |
diff --git a/charts/spire/values.yaml b/charts/spire/values.yaml
index cd0a53b..9cbc664 100644
--- a/charts/spire/values.yaml
+++ b/charts/spire/values.yaml
@@ -202,10 +202,16 @@ oidc:
 
     nginx:
       image:
-        registry: cgr.dev
-        repository: chainguard/nginx
+        registry: docker.io
+        repository: nginx
         pullPolicy: IfNotPresent
-        version: "1.23"
+        version: 1.23.2-alpine
+        # chainguard image does not support the templates feature
+        # https://github.com/chainguard-images/nginx/issues/43
+        # registry: cgr.dev
+        # repository: chainguard/nginx
+        # pullPolicy: IfNotPresent
+        # version: "1.23.2"
 
   config:
     logLevel: info