diff --git a/src/Client/Workspace.php b/src/Client/Workspace.php
index 7d85f99..d2bf239 100644
--- a/src/Client/Workspace.php
+++ b/src/Client/Workspace.php
@@ -37,7 +37,7 @@ class Workspace
      */
     public function xglob(string $pattern): Promise
     {
-        return $this->handler->request('workspace/_glob', ['pattern' => $pattern])->then(function ($textDocuments) {
+        return $this->handler->request('workspace/xglob', ['pattern' => $pattern])->then(function ($textDocuments) {
             return $this->mapper->mapArray($textDocuments, [], TextDocumentIdentifier::class);
         });
     }