diff --git a/.scalafmt.conf b/.scalafmt.conf
index 544a903..bd5e093 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,7 +1,7 @@
 # initial version taken over from alpakka
 # https://akka.io/blog/2019/09/09/akka-family-builds
 
-version = 3.9.3
+version = 3.9.4
 runner.dialect = "scala213"
 style = defaultWithAlign