diff --git a/test/v8-updates/test-postmortem-metadata.js b/test/v8-updates/test-postmortem-metadata.js
index bbe74c7d6fd0a1..81fc21aa6a10bb 100644
--- a/test/v8-updates/test-postmortem-metadata.js
+++ b/test/v8-updates/test-postmortem-metadata.js
@@ -84,7 +84,7 @@ function getExpectedSymbols() {
     'v8dbg_class_Map__constructor_or_backpointer__Object',
     'v8dbg_class_Map__inobject_properties_start_or_constructor_function_index__char',
     'v8dbg_class_Map__instance_type__uint16_t',
-    'v8dbg_class_Map__instance_descriptors__DescriptorArray',
+    'v8dbg_class_Map__raw_instance_descriptors__DescriptorArray',
     'v8dbg_class_Map__instance_size_in_words__char',
     'v8dbg_class_Oddball__kind_offset__int',
     'v8dbg_class_Script__line_ends__Object',
@@ -116,8 +116,8 @@ function getExpectedSymbols() {
     'v8dbg_frametype_InternalFrame',
     'v8dbg_frametype_OptimizedFrame',
     'v8dbg_frametype_StubFrame',
-    'v8dbg_jsarray_buffer_was_neutered_mask',
-    'v8dbg_jsarray_buffer_was_neutered_shift',
+    'v8dbg_jsarray_buffer_was_detached_mask',
+    'v8dbg_jsarray_buffer_was_detached_shift',
     'v8dbg_namedictionary_prefix_start_index',
     'v8dbg_namedictionaryshape_entry_size',
     'v8dbg_namedictionaryshape_prefix_size',
@@ -134,7 +134,6 @@ function getExpectedSymbols() {
     'v8dbg_prop_desc_key',
     'v8dbg_prop_desc_size',
     'v8dbg_prop_desc_value',
-    'v8dbg_prop_idx_first',
     'v8dbg_prop_index_mask',
     'v8dbg_prop_index_shift',
     'v8dbg_prop_kind_mask',