diff --git a/Source/Editor/Content/Proxy/JsonAssetProxy.cs b/Source/Editor/Content/Proxy/JsonAssetProxy.cs
index 638edd009..41cc06ee1 100644
--- a/Source/Editor/Content/Proxy/JsonAssetProxy.cs
+++ b/Source/Editor/Content/Proxy/JsonAssetProxy.cs
@@ -136,6 +136,12 @@ namespace FlaxEditor.Content
             return path.EndsWith(FileExtension, StringComparison.OrdinalIgnoreCase);
         }
 
+        /// <inheritdoc />
+        public override bool IsProxyFor(ContentItem item)
+        {
+            return item is JsonAssetItem;
+        }
+
         /// <inheritdoc />
         public override bool CanCreate(ContentFolder targetLocation)
         {