diff --git a/config.txt b/config.txt
index ffe1b8a..2254fb1 100644
--- a/config.txt
+++ b/config.txt
@@ -1 +1 @@
---metric Accuracy --precision 2 --in-header in-header.tsv --out-header out-header.tsv
\ No newline at end of file
+--metric Haversine --precision 2 --in-header in-header.tsv --out-header out-header.tsv