diff --git a/conf.toml b/conf.toml
index df57b47..b0842ca 100644
--- a/conf.toml
+++ b/conf.toml
@@ -51,6 +51,7 @@ max = 65_536
 name = "clang-tidy"
 [stages.parser.with]
 score = 100
+rootdir = "/w"
 [[stages.parser.with.matches]]
 keyword = ["cppcoreguidelines-avoid-non-const-global-variables"]
 score = 5