diff --git a/.scalafmt.conf b/.scalafmt.conf
index 54cf62f..db6d27e 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,3 +1,3 @@
-version = 3.4.3
+version = 3.9.9
 align.preset = none
 runner.dialect = scala213