diff --git a/build.sc b/build.sc
index 3565b62..fa26087 100644
--- a/build.sc
+++ b/build.sc
@@ -17,7 +17,7 @@ object g8 extends G8Module {
   * then updates them in the actual template.
   */
 object Steward extends ScalaModule {
-  def scalaVersion = "2.13.12"
+  def scalaVersion = "2.13.13"
   def ivyDeps = Agg(
     ivy"org.scalameta::munit::0.7.29"
   )
diff --git a/src/main/g8/build.sc b/src/main/g8/build.sc
index 9e46b18..759961f 100644
--- a/src/main/g8/build.sc
+++ b/src/main/g8/build.sc
@@ -3,7 +3,7 @@ import mill.scalalib._
 
 object $name;format="camel"$ extends ScalaModule {
 
-  def scalaVersion = "2.13.12"
+  def scalaVersion = "2.13.13"
 
   object test extends ScalaTests with TestModule.Munit {
     def ivyDeps = Agg(