diff --git a/Source/Engine/Content/JsonAsset.h b/Source/Engine/Content/JsonAsset.h
index ce617938d..c74c4a045 100644
--- a/Source/Engine/Content/JsonAsset.h
+++ b/Source/Engine/Content/JsonAsset.h
@@ -75,7 +75,7 @@ protected:
 /// Generic type of Json-format asset. It provides the managed representation of this resource data so it can be accessed via C# API.
 /// </summary>
 /// <seealso cref="JsonAssetBase" />
-API_CLASS(NoSpawn) class JsonAsset : public JsonAssetBase
+API_CLASS(NoSpawn) class FLAXENGINE_API JsonAsset : public JsonAssetBase
 {
 DECLARE_ASSET_HEADER(JsonAsset);