diff --git a/gapis/api/vulkan/api/enums.api b/gapis/api/vulkan/api/enums.api
index 43c6c2491..18512dbbe 100644
--- a/gapis/api/vulkan/api/enums.api
+++ b/gapis/api/vulkan/api/enums.api
@@ -186,9 +186,11 @@ enum VkStructureType: u32 {
   VK_STRUCTURE_TYPE_DEBUG_MARKER_MARKER_INFO_EXT      = 1000022002
 
   //@extension("VK_EXT_debug_utils")
-  VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_NAME_INFO_EXT = 1000128000,
-  VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_TAG_INFO_EXT  = 1000128001,
-  VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT            = 1000128002,
+  VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_NAME_INFO_EXT        = 1000128000,
+  VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_TAG_INFO_EXT         = 1000128001,
+  VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT                   = 1000128002,
+  VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CALLBACK_DATA_EXT = 1000128003,
+  VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT   = 1000128004,
 
   //@extension("VK_NV_dedicated_allocation")
   VK_STRUCTURE_TYPE_DEDICATED_ALLOCATION_IMAGE_CREATE_INFO_NV    = 1000026000,