diff --git a/common.gypi b/common.gypi
index 623a804cffe..0c4160730a8 100644
--- a/common.gypi
+++ b/common.gypi
@@ -39,7 +39,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.2',
+    'v8_embedder_string': '-node.3',
 
     ##### V8 defaults for Node.js #####
 
diff --git a/deps/v8/src/compiler/js-heap-broker.cc b/deps/v8/src/compiler/js-heap-broker.cc
index b8b5257163c..25c8129ad69 100644
--- a/deps/v8/src/compiler/js-heap-broker.cc
+++ b/deps/v8/src/compiler/js-heap-broker.cc
@@ -4497,6 +4497,7 @@ GlobalAccessFeedback::GlobalAccessFeedback(PropertyCellRef cell,
 
 GlobalAccessFeedback::GlobalAccessFeedback(FeedbackSlotKind slot_kind)
     : ProcessedFeedback(kGlobalAccess, slot_kind),
+      cell_or_context_(base::nullopt),
       index_and_immutable_(0 /* doesn't matter */) {
   DCHECK(IsGlobalICKind(slot_kind));
 }
diff --git a/deps/v8/src/interpreter/interpreter.cc b/deps/v8/src/interpreter/interpreter.cc
index e0ad205e028..1ca8b1db0e1 100644
--- a/deps/v8/src/interpreter/interpreter.cc
+++ b/deps/v8/src/interpreter/interpreter.cc
@@ -260,7 +260,7 @@ Interpreter::NewSourcePositionCollectionJob(
   auto job = std::make_unique<InterpreterCompilationJob>(parse_info, literal,
                                                          allocator, nullptr);
   job->compilation_info()->SetBytecodeArray(existing_bytecode);
-  return job;
+  return std::unique_ptr<UnoptimizedCompilationJob> { static_cast<UnoptimizedCompilationJob*>(job.release()) };
 }
 
 void Interpreter::ForEachBytecode(