diff --git a/.scalafmt.conf b/.scalafmt.conf
index 0e641e84..1dc8a2a1 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,6 +1,6 @@
 # https://github.com/scalameta/scalafmt/releases
 
-version = "3.8.6"
+version = "3.9.0"
 
 align.preset = none
 maxColumn = 120