diff --git a/.scala-steward.conf b/.scala-steward.conf
new file mode 100644
index 0000000..c0720fa
--- /dev/null
+++ b/.scala-steward.conf
@@ -0,0 +1 @@
+updates.includeScala = true
diff --git a/project/ScalaVersions.scala b/project/ScalaVersions.scala
index 1784ee7..17c0846 100644
--- a/project/ScalaVersions.scala
+++ b/project/ScalaVersions.scala
@@ -1,6 +1,6 @@
 object ScalaVersions {
-  val scala_212 = "2.12.18"
-  val scala_213 = "2.13.12"
+  val scala_212 = "2.12.19"
+  val scala_213 = "2.13.13"
   val scala_3 = "3.2.2"
 
   val scalaJsVersion = "1.15.0"
diff --git a/sbtgen/src/main/scala/izumi/sbtgen/Defaults.scala b/sbtgen/src/main/scala/izumi/sbtgen/Defaults.scala
index 462a430..4b22930 100644
--- a/sbtgen/src/main/scala/izumi/sbtgen/Defaults.scala
+++ b/sbtgen/src/main/scala/izumi/sbtgen/Defaults.scala
@@ -165,7 +165,7 @@ object Defaults {
   )
 
   final val Scala213Options = Scala2Options ++ Seq[Const](
-    "-Xsource:3", // Compile with maximum dotty compatibility
+    "-Xsource:3-cross", // Compile with maximum dotty compatibility
     "-P:kind-projector:underscore-placeholders", // Use underscore type-lambda syntax by default
 
     CRaw("""if (insideCI.value) "-Wconf:any:error" else "-Wconf:any:warning""""), // enable fatal warnings on CI