diff --git a/README.md b/README.md
index 2ed37ebc92..ce6762c7f5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Rusty V8 Binding
 
-V8 Version: 12.6.228.16
+V8 Version: 12.7.224.1
 
 [![ci](https://github.com/denoland/rusty_v8/workflows/ci/badge.svg?branch=main)](https://github.com/denoland/rusty_v8/actions)
 [![crates](https://img.shields.io/crates/v/v8.svg)](https://crates.io/crates/v8)
diff --git a/src/binding.cc b/src/binding.cc
index 6a702a9d59..4abc4cbe3c 100644
--- a/src/binding.cc
+++ b/src/binding.cc
@@ -2232,6 +2232,11 @@ const extern int v8__PropertyCallbackInfo__kArgsLength = 7;
 // NOTE(bartlomieju): V8 made this field private in 11.4
 // v8::PropertyCallbackInfo<v8::Value>::kArgsLength;
 
+const v8::Value* v8__FunctionCallbackInfo__Data(
+    const v8::FunctionCallbackInfo<v8::Value>& self) {
+  return local_to_ptr(self.Data());
+}
+
 bool v8__PropertyCallbackInfo__ShouldThrowOnError(
     const v8::PropertyCallbackInfo<v8::Value>& self) {
   return self.ShouldThrowOnError();
diff --git a/src/function.rs b/src/function.rs
index 39fa3e027b..beb5c5c2ea 100644
--- a/src/function.rs
+++ b/src/function.rs
@@ -64,6 +64,10 @@ extern "C" {
 
   static v8__PropertyCallbackInfo__kArgsLength: int;
 
+  fn v8__FunctionCallbackInfo__Data(
+    this: *const FunctionCallbackInfo,
+  ) -> *const Value;
+
   fn v8__PropertyCallbackInfo__ShouldThrowOnError(
     this: *const PropertyCallbackInfo,
   ) -> bool;
@@ -201,9 +205,9 @@ pub struct FunctionCallbackInfo {
 impl FunctionCallbackInfo {
   const kHolderIndex: i32 = 0;
   const kIsolateIndex: i32 = 1;
-  const kReturnValueDefaultValueIndex: i32 = 2;
+  const kUnusedIndex: i32 = 2;
   const kReturnValueIndex: i32 = 3;
-  const kDataIndex: i32 = 4;
+  const kTargetIndex: i32 = 4;
   const kNewTargetIndex: i32 = 5;
   const kArgsLength: i32 = 6;
 }
@@ -238,7 +242,11 @@ impl FunctionCallbackInfo {
 
   #[inline(always)]
   pub(crate) fn data(&self) -> Local<Value> {
-    unsafe { self.get_implicit_arg_local(Self::kDataIndex) }
+    unsafe {
+      let ptr = v8__FunctionCallbackInfo__Data(self);
+      let nn = NonNull::new_unchecked(ptr as *mut Value);
+      Local::from_non_null(nn)
+    }
   }
 
   #[inline(always)]
diff --git a/src/isolate_create_params.rs b/src/isolate_create_params.rs
index a21fd29de4..0eef400a00 100644
--- a/src/isolate_create_params.rs
+++ b/src/isolate_create_params.rs
@@ -117,12 +117,6 @@ impl CreateParams {
     self
   }
 
-  /// Termination is postponed when there is no active SafeForTerminationScope.
-  pub fn only_terminate_in_safe_scope(mut self, value: bool) -> Self {
-    self.raw.only_terminate_in_safe_scope = value;
-    self
-  }
-
   /// The following parameters describe the offsets for addressing type info
   /// for wrapped API objects and are used by the fast C API
   /// (for details see v8-fast-api-calls.h).
@@ -190,7 +184,6 @@ fn create_param_defaults() {
   let params = CreateParams::default();
   assert_eq!(params.raw.embedder_wrapper_type_index, -1);
   assert_eq!(params.raw.embedder_wrapper_object_index, -1);
-  assert!(!params.raw.only_terminate_in_safe_scope);
   assert!(params.raw.allow_atomics_wait);
 }
 
@@ -210,7 +203,7 @@ pub(crate) mod raw {
     pub array_buffer_allocator_shared: SharedPtr<ArrayBufferAllocator>,
     pub external_references: *const intptr_t,
     pub allow_atomics_wait: bool,
-    pub only_terminate_in_safe_scope: bool,
+    _only_terminate_in_safe_scope: bool,
     pub embedder_wrapper_type_index: int,
     pub embedder_wrapper_object_index: int,
     _fatal_error_handler: *const Opaque, // FatalErrorCallback