diff --git a/packages/xo-server-auth-ldap/README.md b/packages/xo-server-auth-ldap/README.md
index 45c37b665..95b439d04 100644
--- a/packages/xo-server-auth-ldap/README.md
+++ b/packages/xo-server-auth-ldap/README.md
@@ -5,13 +5,10 @@
 To enable this plugin you have to add it into the configuration file
 of XO-Server:
 
-```json
-{
-  "plugins": {
-    "auth-ldap": {
-      "uri": "ldap://ldap.example.org",
-      "base": "ou=people,dc=example,dc=org"
-    }
-  }
-}
+```yaml
+plugins:
+
+  auth-ldap:
+    uri: "ldap://ldap.example.org",
+    base: "ou=people,dc=example,dc=org"
 ```