diff --git a/build.sbt b/build.sbt
index 594cb6d..350e640 100644
--- a/build.sbt
+++ b/build.sbt
@@ -2,7 +2,7 @@ import scala.sys.process._
 
 Global / onChangedBuildSource := ReloadOnSourceChanges
 
-lazy val scala213 = "2.13.6"
+lazy val scala213 = "2.13.15"
 lazy val scala212 = "2.12.15"
 lazy val supportedScalaVersions = List(scala213, scala212)