diff --git a/Dockerfile b/Dockerfile
index df5e40e3..9b1c82b7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ FROM koalaman/shellcheck:v0.8.0 as shellcheck
 FROM mstruebing/editorconfig-checker:2.4.0 as editorconfig-checker
 FROM mvdan/shfmt:v3.5.1 as shfmt
 FROM rhysd/actionlint:1.6.19 as actionlint
-FROM scalameta/scalafmt:v3.5.8 as scalafmt
+FROM scalameta/scalafmt:v3.5.9 as scalafmt
 FROM yoheimuta/protolint:0.39.0 as protolint
 FROM zricethezav/gitleaks:v8.8.12 as gitleaks
 
diff --git a/TEMPLATES/.scalafmt.conf b/TEMPLATES/.scalafmt.conf
index b331fe1e..92ffb4b5 100644
--- a/TEMPLATES/.scalafmt.conf
+++ b/TEMPLATES/.scalafmt.conf
@@ -1,6 +1,6 @@
 // Scala Format Configuration
 // https://scalameta.org/scalafmt/docs/configuration.html
-version = 3.5.8
+version = 3.5.9
 align.preset = more    // For pretty alignment.
 maxColumn = 80
 // https://scalameta.org/scalafmt/docs/configuration.html#scala-dialects