diff --git a/common.gypi b/common.gypi
index 7d11d9e1382588..f0315b198a85a0 100644
--- a/common.gypi
+++ b/common.gypi
@@ -33,7 +33,7 @@
 
     # 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.43',
+    'v8_embedder_string': '-node.44',
 
     # Enable disassembler for `--print-code` v8 options
     'v8_enable_disassembler': 1,
diff --git a/deps/v8/src/torque/file-visitor.h b/deps/v8/src/torque/file-visitor.h
index 5aac1bad46d6a4..45820c5b6bf8ef 100644
--- a/deps/v8/src/torque/file-visitor.h
+++ b/deps/v8/src/torque/file-visitor.h
@@ -21,6 +21,10 @@ namespace torque {
 
 class FileVisitor {
  public:
+#if defined(__GNUC__) && V8_OS_AIX
+  // prevent non-virtual-dtor gcc error on Aix
+  virtual ~FileVisitor() = default;
+#endif
   explicit FileVisitor(GlobalContext& global_context)
       : global_context_(global_context),
         declarations_(global_context.declarations()),
diff --git a/deps/v8/third_party/antlr4/BUILD.gn b/deps/v8/third_party/antlr4/BUILD.gn
index 65e2a78eb4c398..8d3d98a399f0f6 100644
--- a/deps/v8/third_party/antlr4/BUILD.gn
+++ b/deps/v8/third_party/antlr4/BUILD.gn
@@ -9,7 +9,7 @@ config("antlr-compatibility") {
       "-Wno-unused-but-set-variable",
     ]
   }
-  if (is_aix) {
+  if (current_os == "aix") {
     cflags += [ "-fdollars-in-identifiers" ]
   }
 }