diff --git a/openpype/hosts/traypublisher/api/plugin.py b/openpype/hosts/traypublisher/api/plugin.py
index cb02a5600e..9b9425855e 100644
--- a/openpype/hosts/traypublisher/api/plugin.py
+++ b/openpype/hosts/traypublisher/api/plugin.py
@@ -102,7 +102,7 @@ class SettingsCreator(TrayPublishCreator):
     def get_instance_attr_defs(self):
         return [
             FileDef(
-                "filepath",
+                "representation_files",
                 folders=False,
                 extensions=self.extensions,
                 allow_sequences=self.allow_sequences,
diff --git a/openpype/hosts/traypublisher/plugins/publish/collect_simple_instances.py b/openpype/hosts/traypublisher/plugins/publish/collect_simple_instances.py
index b4328d948c..15dac9a4c0 100644
--- a/openpype/hosts/traypublisher/plugins/publish/collect_simple_instances.py
+++ b/openpype/hosts/traypublisher/plugins/publish/collect_simple_instances.py
@@ -88,7 +88,7 @@ class CollectSettingsSimpleInstances(pyblish.api.InstancePlugin):
         representation_files_mapping
     ):
         creator_attributes = instance.data["creator_attributes"]
-        filepath_items = creator_attributes["filepath"]
+        filepath_items = creator_attributes["representation_files"]
         if not isinstance(filepath_items, list):
             filepath_items = [filepath_items]