diff --git a/tools/idf_py_actions/hints.yml b/tools/idf_py_actions/hints.yml
index 20ff00e2c0..67c57f3a7c 100644
--- a/tools/idf_py_actions/hints.yml
+++ b/tools/idf_py_actions/hints.yml
@@ -448,5 +448,6 @@
     re: "(error: Total discarded sections size is \\d+ bytes)|(region [`'.\\w]+ overflowed by \\d+ bytes)"
     hint: "The binary size has exceeded the limit. To resolve the issue consider reducing the binary size.\nYou can explore size optimization techniques in the documentation by running 'idf.py docs -sp api-guides/performance/size.html#reducing-overall-size'.\nNote that the linker performed the dead code elimination."
 
+-
     re: "implicit declaration of function '__VA_NARG__'"
     hint: "__VA_NARG_ has been renamed. Please use ESP_VA_NARG instead"