diff --git a/interop/src/cpp/SerializerBase.h b/interop/src/cpp/SerializerBase.h
index 5cd41d1e61adac74b8fc55f3f3340f2728debcad..e4fdb9abd7a5e437e550f2c7d0d2102dad019503 100644
--- a/interop/src/cpp/SerializerBase.h
+++ b/interop/src/cpp/SerializerBase.h
@@ -79,12 +79,14 @@ private:
         data = newData;
     }
 public:
-    SerializerBase(uint8_t* data = nullptr, uint32_t dataLength = 0, CallbackResourceHolder* resourceHolder = nullptr):
-        data(data), dataLength(dataLength), position(0), ownData(data == nullptr), resourceHolder(resourceHolder) {
-        if (data == nullptr) {
-            this->dataLength = 256;
-            this->data = reinterpret_cast<uint8_t*>(malloc(dataLength));
-        }
+    SerializerBase(CallbackResourceHolder* resourceHolder = nullptr):
+        position(0), ownData(true), resourceHolder(resourceHolder) {
+        this->dataLength = 256;
+        this->data = reinterpret_cast<uint8_t*>(malloc(this->dataLength));
+    }
+
+    SerializerBase(uint8_t* data, uint32_t dataLength, CallbackResourceHolder* resourceHolder = nullptr):
+        data(data), dataLength(dataLength), position(0), ownData(false), resourceHolder(resourceHolder) {
     }
 
     ~SerializerBase() {