diff --git a/lib/src/client.dart b/lib/src/client.dart
index 56cf7d9..3583010 100644
--- a/lib/src/client.dart
+++ b/lib/src/client.dart
@@ -48,9 +48,10 @@ class Client {
       this.c.options.receiveTimeout = Duration(milliseconds: timeout);
 
   /// Test whether the service can connect
+  /// Accepts both 200 OK and 204 No Content status codes as valid responses
   Future<void> ping([CancelToken? cancelToken]) async {
     var resp = await c.wdOptions(this, '/', cancelToken: cancelToken);
-    if (resp.statusCode != 200) {
+    if (resp.statusCode != 200 && resp.statusCode != 204) {
       throw newResponseError(resp);
     }
   }
diff --git a/lib/src/webdav_dio.dart b/lib/src/webdav_dio.dart
index 157623c..d2b6c1b 100644
--- a/lib/src/webdav_dio.dart
+++ b/lib/src/webdav_dio.dart
@@ -163,7 +163,12 @@ class WdDio with DioMixin implements Dio {
         optionsHandler: (options) => options.headers?['depth'] = '0',
         cancelToken: cancelToken);
   }
-
+  // OPTIONS validate
+  void _validateOptionsResponse(Response response) {
+    if (response.statusCode == 200 || response.statusCode == 204) {
+      throw newResponseError(response);
+    }
+  }
   // // quota
   // Future<Response> wdQuota(Client self, String dataStr,
   //     {CancelToken cancelToken}) {
@@ -249,9 +254,7 @@ class WdDio with DioMixin implements Dio {
   }) async {
     // fix auth error
     var pResp = await this.wdOptions(self, path, cancelToken: cancelToken);
-    if (pResp.statusCode != 200) {
-      throw newResponseError(pResp);
-    }
+    this._validateOptionsResponse(pResp);
 
     var resp = await this.req(
       self,
@@ -291,9 +294,7 @@ class WdDio with DioMixin implements Dio {
   }) async {
     // fix auth error
     var pResp = await this.wdOptions(self, path, cancelToken: cancelToken);
-    if (pResp.statusCode != 200) {
-      throw newResponseError(pResp);
-    }
+    this._validateOptionsResponse(pResp);
 
     Response<ResponseBody> resp;
 
@@ -457,9 +458,7 @@ class WdDio with DioMixin implements Dio {
   }) async {
     // fix auth error
     var pResp = await this.wdOptions(self, path, cancelToken: cancelToken);
-    if (pResp.statusCode != 200) {
-      throw newResponseError(pResp);
-    }
+    this._validateOptionsResponse(pResp);
 
     // mkdir
     await this._createParent(self, path, cancelToken: cancelToken);
@@ -492,9 +491,7 @@ class WdDio with DioMixin implements Dio {
   }) async {
     // fix auth error
     var pResp = await this.wdOptions(self, path, cancelToken: cancelToken);
-    if (pResp.statusCode != 200) {
-      throw newResponseError(pResp);
-    }
+    this._validateOptionsResponse(pResp);
 
     // mkdir
     await this._createParent(self, path, cancelToken: cancelToken);