diff --git a/.gitmodules b/.gitmodules
index 929159e6..5326577c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -46,3 +46,6 @@
 [submodule "third_party/highway/src"]
 	path = third_party/highway/src
 	url = https://chromium.googlesource.com/external/github.com/google/highway.git
+[submodule "third_party/partition_alloc"]
+	path = third_party/partition_alloc
+	url = https://chromium.googlesource.com/chromium/src/base/allocator/partition_allocator.git
diff --git a/README.md b/README.md
index 11a4c6f6..47d467be 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Rusty V8 Binding
 
-V8 Version: 13.4.114.17
+V8 Version: 13.5.212.0
 
 [![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/build b/build
index 430d9c26..d62828b9 160000
--- a/build
+++ b/build
@@ -1 +1 @@
-Subproject commit 430d9c2604fd5d1d53ee2c0a4a10fdf72b036521
+Subproject commit d62828b93ca8ff189bcc58615ff2176b6232c143
diff --git a/buildtools b/buildtools
index 6b4eaa1e..b248db94 160000
--- a/buildtools
+++ b/buildtools
@@ -1 +1 @@
-Subproject commit 6b4eaa1ed0f3a604f354b4098e4f676f7815f1da
+Subproject commit b248db940ef3dd7e5f4694ebf4d8a3f67aa0086d
diff --git a/src/array_buffer_view.rs b/src/array_buffer_view.rs
index fbbf68e4..73fe773d 100644
--- a/src/array_buffer_view.rs
+++ b/src/array_buffer_view.rs
@@ -121,7 +121,12 @@ impl ArrayBufferView {
   {
     unsafe {
       let (data, size) = self.get_contents_raw_parts(storage);
-      std::slice::from_raw_parts(data, size)
+      if data.is_null() {
+        debug_assert_eq!(size, 0);
+        std::slice::from_raw_parts(std::ptr::dangling(), size)
+      } else {
+        std::slice::from_raw_parts(data, size)
+      }
     }
   }
 }
diff --git a/src/binding.cc b/src/binding.cc
index e63c0b72..c67ea93f 100644
--- a/src/binding.cc
+++ b/src/binding.cc
@@ -7,6 +7,7 @@
 #include <iostream>
 #include <memory>
 
+#include "cppgc/allocation.h"
 #include "cppgc/platform.h"
 #include "support.h"
 #include "unicode/locid.h"
diff --git a/src/function.rs b/src/function.rs
index 80e1fa6a..fdf2c38d 100644
--- a/src/function.rs
+++ b/src/function.rs
@@ -243,7 +243,7 @@ pub struct FunctionCallbackInfo {
 impl FunctionCallbackInfo {
   const kHolderIndex: i32 = 0;
   const kIsolateIndex: i32 = 1;
-  const kUnusedIndex: i32 = 2;
+  const kContextIndex: i32 = 2;
   const kReturnValueIndex: i32 = 3;
   const kTargetIndex: i32 = 4;
   const kNewTargetIndex: i32 = 5;
@@ -263,11 +263,6 @@ impl FunctionCallbackInfo {
     self.get_implicit_arg_non_null::<Value>(Self::kReturnValueIndex)
   }
 
-  #[inline(always)]
-  pub(crate) fn holder(&self) -> Local<Object> {
-    unsafe { self.get_implicit_arg_local(Self::kHolderIndex) }
-  }
-
   #[inline(always)]
   pub(crate) fn new_target(&self) -> Local<Value> {
     unsafe { self.get_implicit_arg_local(Self::kNewTargetIndex) }
@@ -374,19 +369,6 @@ impl<'s> FunctionCallbackArguments<'s> {
     unsafe { &mut *self.0.get_isolate_ptr() }
   }
 
-  /// If the callback was created without a Signature, this is the same value as
-  /// `this()`. If there is a signature, and the signature didn't match `this()`
-  /// but one of its hidden prototypes, this will be the respective hidden
-  /// prototype.
-  ///
-  /// Note that this is not the prototype of `this()` on which the accessor
-  /// referencing this callback was found (which in V8 internally is often
-  /// referred to as holder [sic]).
-  #[inline(always)]
-  pub fn holder(&self) -> Local<'s, Object> {
-    self.0.holder()
-  }
-
   /// For construct calls, this returns the "new.target" value.
   #[inline(always)]
   pub fn new_target(&self) -> Local<'s, Value> {
diff --git a/src/string.rs b/src/string.rs
index b54a15a1..9acc8d0c 100644
--- a/src/string.rs
+++ b/src/string.rs
@@ -286,6 +286,11 @@ unsafe extern "C" fn one_byte_const_estimate_memory_usage(
 ) -> int {
   -1
 }
+unsafe extern "C" fn one_byte_const_estimate_shared_memory_usage(
+  _this: *const OneByteConst,
+  _recorder: *mut (),
+) {
+}
 
 type OneByteConstNoOp = unsafe extern "C" fn(*const OneByteConst);
 type OneByteConstIsCacheable =
@@ -297,6 +302,8 @@ type OneByteConstUnaccount =
   unsafe extern "C" fn(*const OneByteConst, *mut Isolate);
 type OneByteConstEstimateMemoryUsage =
   unsafe extern "C" fn(*const OneByteConst) -> int;
+type OneByteConstEstimateSharedMemoryUsage =
+  unsafe extern "C" fn(*const OneByteConst, *mut ());
 
 #[repr(C)]
 struct OneByteConstVtable {
@@ -327,6 +334,7 @@ struct OneByteConstVtable {
   is_cacheable: OneByteConstIsCacheable,
   unaccount: OneByteConstUnaccount,
   estimate_memory_usage: OneByteConstEstimateMemoryUsage,
+  estimate_shared_memory_usage: OneByteConstEstimateSharedMemoryUsage,
   dispose: OneByteConstNoOp,
   lock: OneByteConstNoOp,
   unlock: OneByteConstNoOp,
@@ -344,6 +352,7 @@ const ONE_BYTE_CONST_VTABLE: OneByteConstVtable = OneByteConstVtable {
   is_cacheable: one_byte_const_is_cacheable,
   unaccount: one_byte_const_unaccount,
   estimate_memory_usage: one_byte_const_estimate_memory_usage,
+  estimate_shared_memory_usage: one_byte_const_estimate_shared_memory_usage,
   dispose: one_byte_const_no_op,
   lock: one_byte_const_no_op,
   unlock: one_byte_const_no_op,
diff --git a/tests/test_api.rs b/tests/test_api.rs
index aa4b680a..05b0198c 100644
--- a/tests/test_api.rs
+++ b/tests/test_api.rs
@@ -1938,7 +1938,6 @@ fn instance_template_with_internal_field() {
   ) {
     let this = args.this();
 
-    assert_eq!(args.holder(), this);
     assert!(args.data().is_undefined());
 
     assert!(this.set_internal_field(0, v8::Integer::new(scope, 42).into()));
@@ -2135,7 +2134,6 @@ fn object_template_set_accessor() {
     ) {
       let this = args.this();
 
-      assert_eq!(args.holder(), this);
       assert!(args.data().is_undefined());
 
       let ret = v8::Integer::new(scope, 69);
diff --git a/third_party/abseil-cpp b/third_party/abseil-cpp
index aaed376e..2705c665 160000
--- a/third_party/abseil-cpp
+++ b/third_party/abseil-cpp
@@ -1 +1 @@
-Subproject commit aaed376e01b9f98ff29f70fd47468b7e806e1639
+Subproject commit 2705c6655c0008cc3fb152dae27890d44bc335f1
diff --git a/third_party/icu b/third_party/icu
index bbccc2f6..d30b7b0b 160000
--- a/third_party/icu
+++ b/third_party/icu
@@ -1 +1 @@
-Subproject commit bbccc2f6efc1b825de5f2c903c48be685cd0cf22
+Subproject commit d30b7b0bb3829f2e220df403ed461a1ede78b774
diff --git a/third_party/libc++/src b/third_party/libc++/src
index 2e25154d..7f8b68f9 160000
--- a/third_party/libc++/src
+++ b/third_party/libc++/src
@@ -1 +1 @@
-Subproject commit 2e25154d49c29fa9aa42c30ad4a027bd30123434
+Subproject commit 7f8b68f91ca8b192375f5e71cd81fb3ed9650ef3
diff --git a/third_party/libc++abi/src b/third_party/libc++abi/src
index 634228a7..94c5d7a8 160000
--- a/third_party/libc++abi/src
+++ b/third_party/libc++abi/src
@@ -1 +1 @@
-Subproject commit 634228a732a1d9ae1a6d459556e8fc58707cf961
+Subproject commit 94c5d7a8edc09f0680aee57548c0b5d400c2840d
diff --git a/third_party/libunwind/src b/third_party/libunwind/src
index e55d8cf5..62e217a1 160000
--- a/third_party/libunwind/src
+++ b/third_party/libunwind/src
@@ -1 +1 @@
-Subproject commit e55d8cf51c6db1fdd4bb56c158945ec59772c8ee
+Subproject commit 62e217a12ee1133833d9890b2f7adde900e4efbd
diff --git a/third_party/llvm-libc/src b/third_party/llvm-libc/src
index 6b4e376d..2f5bf11b 160000
--- a/third_party/llvm-libc/src
+++ b/third_party/llvm-libc/src
@@ -1 +1 @@
-Subproject commit 6b4e376d4537ac5c0601bc1459e315a86f0dafd8
+Subproject commit 2f5bf11b5c1ee22291223990c912f2cecdcdb0ce
diff --git a/third_party/partition_alloc b/third_party/partition_alloc
new file mode 160000
index 00000000..46d880ff
--- /dev/null
+++ b/third_party/partition_alloc
@@ -0,0 +1 @@
+Subproject commit 46d880ff62f340854a5a70142b0abf604c7af221
diff --git a/tools/clang b/tools/clang
index a037c8c5..ab2d3eca 160000
--- a/tools/clang
+++ b/tools/clang
@@ -1 +1 @@
-Subproject commit a037c8c5ad9a5591d9699730ed8c30f3e0a9a5ac
+Subproject commit ab2d3eca76026ac7b13ba8913597218457d7e800
diff --git a/v8 b/v8
index c2a4cc21..6f22e2f6 160000
--- a/v8
+++ b/v8
@@ -1 +1 @@
-Subproject commit c2a4cc213a89c4c881119b15e7da8c3cc81cb291
+Subproject commit 6f22e2f6df50928298327a70879d1f0a842ac91e