diff --git a/src/v8abbr.h b/src/v8abbr.h
index 8981126f273f39..ed964160611678 100644
--- a/src/v8abbr.h
+++ b/src/v8abbr.h
@@ -91,8 +91,8 @@
     V8_OFF_HEAP(V8DBG_CLASS_SHAREDFUNCTIONINFO__FUNCTION_IDENTIFIER__OBJECT)
 #define V8_OFF_SHARED_SCRIPT  \
     V8_OFF_HEAP(V8DBG_CLASS_SHAREDFUNCTIONINFO__SCRIPT__OBJECT)
-#define V8_OFF_SHARED_FUNTOK  \
-    V8_OFF_HEAP(V8DBG_CLASS_SHAREDFUNCTIONINFO__FUNCTION_TOKEN_POSITION__INT)
+#define V8_OFF_SHARED_FUNIDENT \
+    V8_OFF_HEAP(V8DBG_CLASS_SHAREDFUNCTIONINFO__FUNCTION_IDENTIFIER__OBJECT)
 #define V8_OFF_SCRIPT_NAME  \
     V8_OFF_HEAP(V8DBG_CLASS_SCRIPT__NAME__OBJECT)
 #define V8_OFF_SCRIPT_LENDS \
diff --git a/src/v8ustack.d b/src/v8ustack.d
index 414a39268f8f30..0f403bae655e20 100644
--- a/src/v8ustack.d
+++ b/src/v8ustack.d
@@ -599,7 +599,7 @@ APPEND_V8STR(this->scriptnamestr, this->scriptnamelen, this->scriptnameattrs)
 dtrace:helper:ustack:
 /!this->done/
 {
-	this->position = COPYIN_UINT32(this->shared + V8_OFF_SHARED_FUNTOK);
+	this->position = COPYIN_UINT32(this->shared + V8_OFF_SHARED_FUNIDENT);
 	this->line_ends = COPYIN_PTR(this->script + V8_OFF_SCRIPT_LENDS);
 	this->map = V8_MAP_PTR(COPYIN_PTR(this->line_ends + V8_OFF_HEAPOBJ_MAP));
 	this->le_attrs = COPYIN_UINT8(this->map + V8_OFF_MAP_ATTRS);