diff --git a/source/resource/textures/ui_texture_definition.json b/source/resource/textures/ui_texture_definition.json
index 63ffa391..7ca6a381 100644
--- a/source/resource/textures/ui_texture_definition.json
+++ b/source/resource/textures/ui_texture_definition.json
@@ -5,7 +5,7 @@
   "description": "The file that specifies either 9slice texture or Aseprite flipbook.",
   "title": "UI Texture File",
   "type": "object",
-  "oneOf": [
+  "anyOf": [
     {
       "$ref": "./nine_slice.json"
     },