diff --git a/deps/v8/include/v8.h b/deps/v8/include/v8.h
index 0991d0ab6e4132..261d3b3f06064d 100644
--- a/deps/v8/include/v8.h
+++ b/deps/v8/include/v8.h
@@ -5020,6 +5020,13 @@ class V8_EXPORT BackingStore : public v8::internal::BackingStoreBase {
    */
   bool IsShared() const;
 
+  /**
+   * Prevent implicit instantiation of operator delete with size_t argument.
+   * The size_t argument would be incorrect because ptr points to the
+   * internal BackingStore object.
+   */
+  void operator delete(void* ptr) { ::operator delete(ptr); }
+
   /**
    * Wrapper around ArrayBuffer::Allocator::Reallocate that preserves IsShared.
    * Assumes that the backing_store was allocated by the ArrayBuffer allocator