diff --git a/stubs/ext/reflection/ReflectionProperty.php b/stubs/ext/reflection/ReflectionProperty.php
index 351067c..aaee358 100644
--- a/stubs/ext/reflection/ReflectionProperty.php
+++ b/stubs/ext/reflection/ReflectionProperty.php
@@ -110,6 +110,10 @@ public function isDefault()
     {
     }
     #[\Since('8.4')]
+    public function isDynamic(): bool
+    {
+    }
+    #[\Since('8.4')]
     public function isAbstract(): bool
     {
     }