diff --git a/.github/labeler.yml b/.github/labeler.yml
index 41b2475f678..07a6c451cff 100644
--- a/.github/labeler.yml
+++ b/.github/labeler.yml
@@ -5,6 +5,7 @@ core:
   - tests/**/*
   - util/**/*
   - platforms/**/*
+  - builddefs/**/*
   - Makefile
   - '*.mk'
 dependencies: