diff --git a/Cargo.lock b/Cargo.lock
index 41c1a1c1d6..e8cd14dfc7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5421,9 +5421,9 @@ dependencies = [
 
 [[package]]
 name = "v8"
-version = "0.54.0"
+version = "0.55.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b63103bd7caa4c3571e8baafe58f3e04818df70505304ed814737e655d1d8d6"
+checksum = "46cd4f562bce7520fbb511850c5488366264caf346be221cf7e908f51ac33dbc"
 dependencies = [
  "bitflags",
  "fslock",
diff --git a/cli/napi/js_native_api.rs b/cli/napi/js_native_api.rs
index 07b583beb3..a0605af11c 100644
--- a/cli/napi/js_native_api.rs
+++ b/cli/napi/js_native_api.rs
@@ -1260,10 +1260,11 @@ fn napi_delete_reference(env: *mut Env, _nref: napi_ref) -> Result {
 }
 
 #[napi_sym::napi_sym]
-fn napi_detach_arraybuffer(_env: *mut Env, value: napi_value) -> Result {
+fn napi_detach_arraybuffer(env: *mut Env, value: napi_value) -> Result {
+  let env: &mut Env = env.as_mut().ok_or(Error::InvalidArg)?;
   let value = transmute::<napi_value, v8::Local<v8::Value>>(value);
   let ab = v8::Local::<v8::ArrayBuffer>::try_from(value).unwrap();
-  ab.detach();
+  ab.detach(v8::undefined(&mut env.scope()).into());
   Ok(())
 }
 
diff --git a/core/Cargo.toml b/core/Cargo.toml
index c72497bbfc..bc51af72c4 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -35,7 +35,7 @@ serde_v8 = { version = "0.69.0", path = "../serde_v8" }
 smallvec = "1.8"
 sourcemap = "6.1"
 url = { version = "2.3.1", features = ["serde", "expose_internals"] }
-v8 = { version = "0.54.0", default-features = false }
+v8 = { version = "0.55.0", default-features = false }
 
 [[example]]
 name = "http_bench_json_ops"
diff --git a/core/ops_builtin_v8.rs b/core/ops_builtin_v8.rs
index 7c79754897..c72e114bd5 100644
--- a/core/ops_builtin_v8.rs
+++ b/core/ops_builtin_v8.rs
@@ -472,7 +472,7 @@ fn op_serialize(
         }
 
         let backing_store = buf.get_backing_store();
-        buf.detach();
+        buf.detach(v8::undefined(scope).into());
         let id = shared_array_buffer_store.insert(backing_store);
         value_serializer.transfer_array_buffer(id, buf);
         let id = v8::Number::new(scope, id as f64).into();
diff --git a/core/runtime.rs b/core/runtime.rs
index 376e0beb40..e85b7296af 100644
--- a/core/runtime.rs
+++ b/core/runtime.rs
@@ -197,14 +197,10 @@ fn v8_init(
   v8::icu::set_common_data_71(&ICU_DATA.0).unwrap();
 
   let flags = concat!(
-    " --experimental-wasm-threads",
     " --wasm-test-streaming",
     " --harmony-import-assertions",
     " --no-validate-asm",
     " --turbo_fast_api_calls",
-    // This flag prevents "unresolved external reference" panic during
-    // build, which started happening in V8 10.6
-    " --noexperimental-async-stack-tagging-api",
     " --harmony-change-array-by-copy",
   );
 
diff --git a/ext/web/lib.rs b/ext/web/lib.rs
index f799f02e74..85fae2c64b 100644
--- a/ext/web/lib.rs
+++ b/ext/web/lib.rs
@@ -383,7 +383,7 @@ fn op_transfer_arraybuffer<'a>(
     return Err(type_error("ArrayBuffer is not detachable"));
   }
   let bs = ab.get_backing_store();
-  ab.detach();
+  ab.detach(v8::undefined(scope).into());
   let ab = v8::ArrayBuffer::with_backing_store(scope, &bs);
   Ok(serde_v8::Value {
     v8_value: ab.into(),
diff --git a/serde_v8/Cargo.toml b/serde_v8/Cargo.toml
index 5f7c562140..e3d0f8133d 100644
--- a/serde_v8/Cargo.toml
+++ b/serde_v8/Cargo.toml
@@ -18,7 +18,7 @@ derive_more = "0.99.17"
 serde = { version = "1.0.136", features = ["derive"] }
 serde_bytes = "0.11"
 smallvec = { version = "1.8", features = ["union"] }
-v8 = { version = "0.54.0", default-features = false }
+v8 = { version = "0.55.0", default-features = false }
 
 [dev-dependencies]
 bencher = "0.1"
diff --git a/serde_v8/magic/detached_buffer.rs b/serde_v8/magic/detached_buffer.rs
index b35d4f66d0..78232cbe77 100644
--- a/serde_v8/magic/detached_buffer.rs
+++ b/serde_v8/magic/detached_buffer.rs
@@ -63,7 +63,7 @@ impl FromV8 for DetachedBuffer {
       return Err(crate::Error::ExpectedDetachable);
     }
     let store = b.get_backing_store();
-    b.detach(); // Detach
+    b.detach(v8::undefined(scope).into()); // Detach
     Ok(Self(V8Slice { store, range }))
   }
 }