diff --git a/Editor/Utilities/UnityFileHelper.cs b/Editor/Utilities/UnityFileHelper.cs
index 2cd5e015d..b0a5090c5 100644
--- a/Editor/Utilities/UnityFileHelper.cs
+++ b/Editor/Utilities/UnityFileHelper.cs
@@ -23,6 +23,7 @@ public static class UnityFileHelper
             "*.guiskin",
             "*.fontsettings",
             "*.controller",
+            "*.json"
         };
 
         /// <summary>