diff --git a/tools/gen-postmortem-metadata.py b/tools/gen-postmortem-metadata.py
index 4aa8f5d5e5..b9b162548f 100644
--- a/tools/gen-postmortem-metadata.py
+++ b/tools/gen-postmortem-metadata.py
@@ -115,6 +115,9 @@ extras_accessors = [
     'ConsString, second, String, kSecondOffset',
     'ExternalString, resource, Object, kResourceOffset',
     'SeqAsciiString, chars, char, kHeaderSize',
+    'SharedFunctionInfo, code, Code, kCodeOffset',
+    'Code, instruction_start, uintptr_t, kHeaderSize',
+    'Code, instruction_size, int, kInstructionSizeOffset',
 ];
 
 #