diff --git a/xml/vk.xml b/xml/vk.xml
index 0a5cb5a8d..d41b61472 100644
--- a/xml/vk.xml
+++ b/xml/vk.xml
@@ -16228,7 +16228,7 @@ typedef void* <name>MTLSharedEvent_id</name>;
             <proto><type>VkResult</type> <name>vkGetMemoryMetalHandlePropertiesEXT</name></proto>
             <param><type>VkDevice</type> <name>device</name></param>
             <param><type>VkExternalMemoryHandleTypeFlagBits</type> <name>handleType</name></param>
-            <param><type>void</type>* <name>handle</name></param>
+            <param>const<type>void</type>* <name>handle</name></param>
             <param><type>VkMemoryMetalHandlePropertiesEXT</type>* <name>pMemoryMetalHandleProperties</name></param>
         </command>
     </commands>