diff --git a/stubs/CoreGenericClasses.phpstub b/stubs/CoreGenericClasses.phpstub
index 9daa2d9ae..63233d671 100644
--- a/stubs/CoreGenericClasses.phpstub
+++ b/stubs/CoreGenericClasses.phpstub
@@ -1595,7 +1595,7 @@ final class WeakReference
     public function get(): ?object;
 }
 
-class SimpleXMLElement implements \Stringable, \Countable, \RecursiveIterator, \ArrayAccess
+class SimpleXMLElement implements \Countable, \RecursiveIterator, \ArrayAccess
 {
     /** @return array */
     public function getNamespaces(bool $recursive = false)