diff --git a/webdav_storage/src/WebDav.php b/webdav_storage/src/WebDav.php
index 1a31a4c2..a5ee5161 100644
--- a/webdav_storage/src/WebDav.php
+++ b/webdav_storage/src/WebDav.php
@@ -111,7 +111,7 @@ class WebDav implements ICanWriteToStorage
 			HttpClientOptions::BODY    => $dom->saveXML(),
 		];
 
-		$response = $this->client->request('propfind', $uri, HttpClientAccept::DEFAULT, $opts);
+		$response = $this->client->request('propfind', $uri, $opts);
 
 		$responseDoc = new \DOMDocument();
 		$responseDoc->loadXML($response->getBody());
@@ -134,7 +134,7 @@ class WebDav implements ICanWriteToStorage
 	 */
 	protected function mkcol(string $uri): bool
 	{
-		return $this->client->request('mkcol', $uri, HttpClientAccept::DEFAULT, [HttpClientOptions::AUTH => $this->authOptions])
+		return $this->client->request('mkcol', $uri, [HttpClientOptions::AUTH => $this->authOptions])
 							->getReturnCode() == 200;
 	}
 
@@ -200,7 +200,7 @@ class WebDav implements ICanWriteToStorage
 	{
 		$file = $this->pathForRef($reference);
 
-		$response = $this->client->request('get', $this->url . '/' . $file[0], HttpClientAccept::DEFAULT, [HttpClientOptions::AUTH => $this->authOptions]);
+		$response = $this->client->request('get', $this->url . '/' . $file[0], [HttpClientOptions::AUTH => $this->authOptions]);
 
 		if (!$response->isSuccess()) {
 			throw new ReferenceStorageException(sprintf('Invalid reference %s', $reference));
@@ -230,7 +230,7 @@ class WebDav implements ICanWriteToStorage
 			HttpClientOptions::AUTH => $this->authOptions,
 		];
 
-		$this->client->request('put', $this->url . '/' . $file[0], HttpClientAccept::DEFAULT, $opts);
+		$this->client->request('put', $this->url . '/' . $file[0], $opts);
 
 		return $reference;
 	}
@@ -242,7 +242,7 @@ class WebDav implements ICanWriteToStorage
 	{
 		$file = $this->pathForRef($reference);
 
-		$response = $this->client->request('delete', $this->url . '/' . $file[0], HttpClientAccept::DEFAULT, [HttpClientOptions::AUTH => $this->authOptions]);
+		$response = $this->client->request('delete', $this->url . '/' . $file[0], [HttpClientOptions::AUTH => $this->authOptions]);
 
 		if (!$response->isSuccess()) {
 			throw new ReferenceStorageException(sprintf('Invalid reference %s', $reference));