diff --git a/src/server/e-ews-connection.c b/src/server/e-ews-connection.c

index e3ec167..b239e61 100644

--- a/src/server/e-ews-connection.c

+++ b/src/server/e-ews-connection.c

@@ -1956,8 +1956,13 @@ static void post_restarted (SoupMessage *msg, gpointer data)

 	soup_message_set_request (

 		msg, "text/xml; charset=utf-8", SOUP_MEMORY_COPY,

-		(gchar *) buf->buffer->content,

-		buf->buffer->use);

+		(gchar *)

+			#ifdef LIBXML2_NEW_BUFFER

+			xmlOutputBufferGetContent (buf), xmlOutputBufferGetSize (buf)

+			#else

+			buf->buffer->content, buf->buffer->use

+			#endif

+		);

 }

 static SoupMessage *

@@ -1978,7 +1983,13 @@ e_ews_get_msg_for_url (const gchar *url,

 	if (buf != NULL) {

 		soup_message_set_request (

 			msg, "text/xml; charset=utf-8", SOUP_MEMORY_COPY,

-			(gchar *) buf->buffer->content, buf->buffer->use);

+			(gchar *)

+			#ifdef LIBXML2_NEW_BUFFER

+			xmlOutputBufferGetContent (buf), xmlOutputBufferGetSize (buf)

+			#else

+			buf->buffer->content, buf->buffer->use

+			#endif

+			);

 		g_signal_connect (

 			msg, "restarted",

 			G_CALLBACK (post_restarted), buf);