diff --git a/.gn b/.gn
index de8ac9b159..bebb5388f9 100644
--- a/.gn
+++ b/.gn
@@ -36,7 +36,6 @@ default_args = {
   clang_use_chrome_plugins = false
 
   v8_deprecation_warnings = false
-  v8_embedder_string = "-deno"
   v8_enable_gdbjit = false
   v8_enable_i18n_support = false
   v8_experimental_extra_library_files = []
diff --git a/gclient_config.py b/gclient_config.py
index 31ec36ee94..c891b0bae1 100644
--- a/gclient_config.py
+++ b/gclient_config.py
@@ -1,5 +1,5 @@
 solutions = [{
-    'url': 'https://chromium.googlesource.com/v8/v8.git@7.0.247',
+    'url': 'https://chromium.googlesource.com/v8/v8.git@7.0.276.15',
     'name': 'v8',
     'deps_file': 'DEPS',
     'custom_deps': {
diff --git a/libdeno/binding.cc b/libdeno/binding.cc
index 8ca34684b0..dbbd387e7d 100644
--- a/libdeno/binding.cc
+++ b/libdeno/binding.cc
@@ -58,7 +58,7 @@ void HandleExceptionStr(v8::Local<v8::Context> context,
     // global_error_handler is set so we try to handle the exception in
     // javascript.
     v8::Local<v8::Value> args[5];
-    args[0] = exception->ToString();
+    args[0] = exception->ToString(context).ToLocalChecked();
     args[1] = message->GetScriptResourceName();
     args[2] = line;
     args[3] = column;
@@ -79,7 +79,7 @@ void HandleExceptionStr(v8::Local<v8::Context> context,
     msg += "\n";
 
     for (int i = 0; i < stack_trace->GetFrameCount(); ++i) {
-      auto frame = stack_trace->GetFrame(i);
+      auto frame = stack_trace->GetFrame(isolate, i);
       v8::String::Utf8Value script_name(isolate, frame->GetScriptName());
       int l = frame->GetLineNumber();
       int c = frame->GetColumn();
diff --git a/third_party b/third_party
index cce49c625f..6f8985fb13 160000
--- a/third_party
+++ b/third_party
@@ -1 +1 @@
-Subproject commit cce49c625feb2ca3b1e7436fb579727288fe858b
+Subproject commit 6f8985fb138ac83e54563f5a6445df8def12889c