diff --git a/config/ge_build_config.json b/config/ge_build_config.json
index 67615a5..e430749 100644
--- a/config/ge_build_config.json
+++ b/config/ge_build_config.json
@@ -2882,7 +2882,7 @@
     {
       "name": "scarlet",
       "reference_board_name": "scarlet",
-      "arch": "ARM_INTERNAL",
+      "arch": "UNKNOWN",
       "builder": "RELEASE",
       "experimental": false,
       "models": [