diff --git a/build.sbt b/build.sbt
index 1b3cd76..b5a5dc9 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,4 +1,4 @@
-ThisBuild / tlBaseVersion := "0.3"
+ThisBuild / tlBaseVersion := "0.4"
 
 ThisBuild / crossScalaVersions := Seq(V.scala213, V.scala212)
 ThisBuild / scalaVersion       := (ThisBuild / crossScalaVersions).value.head
diff --git a/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/IORandomUUID.scala b/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/IORandomUUID.scala
index f354def..0fdf312 100644
--- a/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/IORandomUUID.scala
+++ b/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/IORandomUUID.scala
@@ -60,7 +60,7 @@ class IORandomUUID extends SemanticRule("TypelevelIORandomUUID") {
         checkDiscardedStat(expr)
       case Template.Initial(_, _, _, stats) =>
         stats.map(checkDiscardedStat).asPatch
-      case Term.ForYield(enums, _) =>
+      case Term.ForYield.After_4_9_9(enums, _) =>
         enums.collect {
           case Enumerator.Generator(_, rhs) =>
             checkDiscardedStat(rhs)
diff --git a/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/UnusedIO.scala b/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/UnusedIO.scala
index 2be97af..e1624ce 100644
--- a/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/UnusedIO.scala
+++ b/modules/cats-effect/rules/src/main/scala/org/typelevel/fix/UnusedIO.scala
@@ -69,7 +69,7 @@ class UnusedIO extends SemanticRule("TypelevelUnusedIO") {
           checkInner(expr)
         case Term.Tuple(args) =>
           args.map(arg => checkSignature(arg, arg)).asPatch
-        case Term.Try(expr, catchCases, _) =>
+        case Term.Try.After_4_9_9(expr, catchCases, _) =>
           checkInner(expr) ++ catchCases.collect { case Case(_, _, consequent) =>
             checkInner(consequent)
           }
@@ -98,7 +98,7 @@ class UnusedIO extends SemanticRule("TypelevelUnusedIO") {
   def checkTree(tree: Tree)(implicit
     doc: SemanticDocument
   ): Patch = tree.collect {
-    case Term.For(_, body) =>
+    case Term.For.After_4_9_9(_, body) =>
       checkDiscardedStat(body)
     case Term.While(_, body) =>
       checkDiscardedStat(body)
@@ -106,7 +106,7 @@ class UnusedIO extends SemanticRule("TypelevelUnusedIO") {
       stats.dropRight(1).map(checkDiscardedStat).asPatch
     case Term.Interpolate(_, _, args) =>
       args.map(checkDiscardedStat).asPatch
-    case Term.Try(_, _, Some(finalizer)) =>
+    case Term.Try.After_4_9_9(_, _, Some(finalizer)) =>
       checkDiscardedStat(finalizer)
     case Term.TryWithHandler(_, _, Some(finalizer)) =>
       checkDiscardedStat(finalizer)
@@ -114,7 +114,7 @@ class UnusedIO extends SemanticRule("TypelevelUnusedIO") {
       stats.map(checkDiscardedStat).asPatch
     case Ctor.Secondary.Initial(_, _, _, _, stats) =>
       stats.map(checkDiscardedStat).asPatch
-    case Term.ForYield(enums, _) =>
+    case Term.ForYield.After_4_9_9(enums, _) =>
       enums.collect { case Enumerator.Val(Pat.Wildcard(), rhs) =>
         checkDiscardedStat(rhs)
       }.asPatch
diff --git a/project/plugins.sbt b/project/plugins.sbt
index b225760..67bf7c9 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,2 +1,2 @@
-addSbtPlugin("ch.epfl.scala" % "sbt-scalafix"  % "0.12.1")
+addSbtPlugin("ch.epfl.scala" % "sbt-scalafix"  % "0.13.0")
 addSbtPlugin("org.typelevel" % "sbt-typelevel" % "0.7.4")