diff --git a/src/node_snapshotable.cc b/src/node_snapshotable.cc
index 9d5fdda61eb6d1..b732108b685af6 100644
--- a/src/node_snapshotable.cc
+++ b/src/node_snapshotable.cc
@@ -1415,8 +1415,8 @@ StartupData SerializeNodeContextInternalFields(Local<Object> holder,
   // To serialize the type field, save data in a EmbedderTypeInfo.
   if (index == BaseObject::kEmbedderType) {
     int size = sizeof(EmbedderTypeInfo);
-    char* data = new char[size];
-    memset(data, 0, size);  // Make the padding reproducible.
+    // Zero-initialize to make the padding reproducible.
+    char* data = new char[size]();
     // We need to use placement new because V8 calls delete[] on the returned
     // data.
     // TODO(joyeecheung): support cppgc objects.