diff --git a/common.gypi b/common.gypi
index b8c1e9fabb26d2..c26ed5e0192389 100644
--- a/common.gypi
+++ b/common.gypi
@@ -38,7 +38,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.28',
+    'v8_embedder_string': '-node.29',
 
     ##### V8 defaults for Node.js #####
 
diff --git a/deps/v8/tools/gen-postmortem-metadata.py b/deps/v8/tools/gen-postmortem-metadata.py
index ee167ec37e67bb..021a2f2c100263 100644
--- a/deps/v8/tools/gen-postmortem-metadata.py
+++ b/deps/v8/tools/gen-postmortem-metadata.py
@@ -230,15 +230,6 @@
 
     { 'name': 'class_SharedFunctionInfo__function_data__Object',
         'value': 'SharedFunctionInfo::kFunctionDataOffset' },
-
-    { 'name': 'class_ConsString__first_offset__int',
-        'value': 'ConsString::kFirstOffset' },
-    { 'name': 'class_ConsString__second_offset__int',
-        'value': 'ConsString::kSecondOffset' },
-    { 'name': 'class_SlicedString__offset_offset__int',
-        'value': 'SlicedString::kOffsetOffset' },
-    { 'name': 'class_ThinString__actual_offset__int',
-        'value': 'ThinString::kActualOffset' },
 ];
 
 #
@@ -287,6 +278,11 @@
     'Code, instruction_size, int, kInstructionSizeOffset',
     'String, length, int32_t, kLengthOffset',
     'DescriptorArray, header_size, uintptr_t, kHeaderSize',
+    'ConsString, first, String, kFirstOffset',
+    'ConsString, second, String, kSecondOffset',
+    'SlicedString, offset, SMI, kOffsetOffset',
+    'ThinString, actual, String, kActualOffset',
+    'Symbol, name, Object, kNameOffset',
 ];
 
 #