diff --git a/src/ArduinoJson/Document/JsonDocument.hpp b/src/ArduinoJson/Document/JsonDocument.hpp
index 4e3e3d98..2d260864 100644
--- a/src/ArduinoJson/Document/JsonDocument.hpp
+++ b/src/ArduinoJson/Document/JsonDocument.hpp
@@ -297,7 +297,7 @@ class JsonDocument : public detail::VariantOperators<const JsonDocument&> {
   // Returns a reference to the new element.
   // https://arduinojson.org/v6/api/jsondocument/add/
   FORCE_INLINE JsonVariant add() {
-    return JsonVariant(&pool_, variantAddElement(&data_, &pool_));
+    return JsonVariant(&pool_, data_.addElement(&pool_));
   }
 
   // Appends a value to the root array.
diff --git a/src/ArduinoJson/Variant/VariantData.hpp b/src/ArduinoJson/Variant/VariantData.hpp
index 675320b0..1e4746f2 100644
--- a/src/ArduinoJson/Variant/VariantData.hpp
+++ b/src/ArduinoJson/Variant/VariantData.hpp
@@ -14,6 +14,7 @@
 
 ARDUINOJSON_BEGIN_PRIVATE_NAMESPACE
 
+VariantData* collectionAddElement(CollectionData* array, MemoryPool* pool);
 template <typename T>
 T parseNumber(const char* s);
 void slotRelease(VariantSlot* slot, MemoryPool* pool);
@@ -63,6 +64,11 @@ class VariantData {
     }
   }
 
+  VariantData* addElement(MemoryPool* pool) {
+    auto array = isNull() ? &toArray() : asArray();
+    return collectionAddElement(array, pool);
+  }
+
   bool asBoolean() const {
     switch (type()) {
       case VALUE_IS_BOOLEAN:
diff --git a/src/ArduinoJson/Variant/VariantFunctions.hpp b/src/ArduinoJson/Variant/VariantFunctions.hpp
index de70b8c9..fbb0f2bb 100644
--- a/src/ArduinoJson/Variant/VariantFunctions.hpp
+++ b/src/ArduinoJson/Variant/VariantFunctions.hpp
@@ -13,7 +13,6 @@ ARDUINOJSON_BEGIN_PRIVATE_NAMESPACE
 
 bool collectionCopy(CollectionData* dst, const CollectionData* src,
                     MemoryPool* pool);
-VariantData* collectionAddElement(CollectionData* array, MemoryPool* pool);
 void collectionRemoveElement(CollectionData* data, size_t index,
                              MemoryPool* pool);
 template <typename TAdaptedString>
@@ -129,8 +128,7 @@ inline VariantData* variantGetElement(const VariantData* var, size_t index) {
 inline VariantData* variantAddElement(VariantData* var, MemoryPool* pool) {
   if (!var)
     return nullptr;
-  auto array = var->isNull() ? &var->toArray() : var->asArray();
-  return collectionAddElement(array, pool);
+  return var->addElement(pool);
 }
 
 inline NO_INLINE VariantData* variantGetOrAddElement(VariantData* var,