diff --git a/src/ArduinoJson/Json/JsonDeserializer.hpp b/src/ArduinoJson/Json/JsonDeserializer.hpp
index eb27a57b..dfb1f165 100644
--- a/src/ArduinoJson/Json/JsonDeserializer.hpp
+++ b/src/ArduinoJson/Json/JsonDeserializer.hpp
@@ -78,8 +78,8 @@ class JsonDeserializer {
 
       case '{':
         if (filter.allowObject())
-          return parseObject(VariantImpl(variant, resources_).toObject(),
-                             filter, nestingLimit);
+          return parseObject(VariantImpl::toObject(variant, resources_), filter,
+                             nestingLimit);
         else
           return skipObject(nestingLimit);
 
diff --git a/src/ArduinoJson/MsgPack/MsgPackDeserializer.hpp b/src/ArduinoJson/MsgPack/MsgPackDeserializer.hpp
index c8ce92cf..f3d280d7 100644
--- a/src/ArduinoJson/MsgPack/MsgPackDeserializer.hpp
+++ b/src/ArduinoJson/MsgPack/MsgPackDeserializer.hpp
@@ -388,7 +388,7 @@ class MsgPackDeserializer {
     ObjectImpl object;
     if (filter.allowObject()) {
       ARDUINOJSON_ASSERT(variant != 0);
-      object = VariantImpl(variant, resources_).toObject();
+      object = VariantImpl::toObject(variant, resources_);
     }
 
     for (; n; --n) {
diff --git a/src/ArduinoJson/Variant/VariantData.hpp b/src/ArduinoJson/Variant/VariantData.hpp
index d46c2312..09be5999 100644
--- a/src/ArduinoJson/Variant/VariantData.hpp
+++ b/src/ArduinoJson/Variant/VariantData.hpp
@@ -493,9 +493,15 @@ class VariantImpl {
   }
 
   ObjectImpl toObject() {
-    ARDUINOJSON_ASSERT(type() == VariantType::Null);  // must call clear() first
     if (!data_)
       return ObjectImpl();
+    return toObject(data_, resources_);
+  }
+
+  static ObjectImpl toObject(VariantData* data_, ResourceManager* resources_) {
+    ARDUINOJSON_ASSERT(data_ != nullptr);
+    ARDUINOJSON_ASSERT(data_->type == VariantType::Null);
+    ARDUINOJSON_ASSERT(resources_ != nullptr);
     data_->type = VariantType::Object;
     return ObjectImpl(new (&data_->content.asCollection) CollectionData(),
                       resources_);