diff --git a/lib/sharepoint/client.rb b/lib/sharepoint/client.rb
index 985f2b5..4313203 100644
--- a/lib/sharepoint/client.rb
+++ b/lib/sharepoint/client.rb
@@ -326,11 +326,11 @@ def create_folder(name, path, site_path = nil)
       path = path[1..-1] if path[0].eql?('/')
       url = uri_escape "#{url}GetFolderByServerRelativeUrl('#{path}')/Folders"
       easy = ethon_easy_json_requester
-      easy.headers = {
+      easy.headers = with_bearer_authentication_header({
         'accept' => 'application/json;odata=verbose',
         'content-type' => 'application/json;odata=verbose',
         'X-RequestDigest' => xrequest_digest(site_path)
-      }
+      })
       payload = {
         '__metadata' => {
           'type' => 'SP.Folder'