diff --git a/.scalafmt.conf b/.scalafmt.conf
index 7bef1bf..ae3620c 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = "2.2.2"
+version = "2.3.1"
 
 #
 # See http://scalameta.org/scalafmt/#Configuration for details