diff --git a/common.gypi b/common.gypi
index e4ae77a8af3ae0..18bde8e9d0f2b7 100644
--- a/common.gypi
+++ b/common.gypi
@@ -34,7 +34,7 @@
 
     # 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.53',
+    'v8_embedder_string': '-node.54',
 
     ##### V8 defaults for Node.js #####
 
diff --git a/deps/v8/src/base/macros.h b/deps/v8/src/base/macros.h
index ad70e9820ddb4a..e24ff94ab48f8e 100644
--- a/deps/v8/src/base/macros.h
+++ b/deps/v8/src/base/macros.h
@@ -357,14 +357,14 @@ inline T RoundDown(T x, intptr_t m) {
   STATIC_ASSERT(std::is_integral<T>::value);
   // m must be a power of two.
   DCHECK(m != 0 && ((m & (m - 1)) == 0));
-  return x & -m;
+  return x & static_cast<T>(-m);
 }
 template <intptr_t m, typename T>
 constexpr inline T RoundDown(T x) {
   STATIC_ASSERT(std::is_integral<T>::value);
   // m must be a power of two.
   STATIC_ASSERT(m != 0 && ((m & (m - 1)) == 0));
-  return x & -m;
+  return x & static_cast<T>(-m);
 }
 
 // Return the smallest multiple of m which is >= x.