diff --git a/build.sbt b/build.sbt
index 08bc2b1..7f98079 100644
--- a/build.sbt
+++ b/build.sbt
@@ -8,7 +8,7 @@ organizationName := "Evolution"
 organizationHomepage := Some(url("https://evolution.com"))
 
 scalaVersion := crossScalaVersions.value.head
-crossScalaVersions := Seq("2.13.18", "3.3.8")
+crossScalaVersions := Seq("3.9.0", "3.3.8")
 versionPolicyIntention := Compatibility.BinaryCompatible
 
 scalacOptions += "-Wunused:imports"