diff --git a/build.sbt b/build.sbt
index 7cb340c..1a342da 100644
--- a/build.sbt
+++ b/build.sbt
@@ -14,7 +14,7 @@ organizationHomepage := Some(url("https://evolution.com"))
 
 scalaVersion := crossScalaVersions.value.head
 
-crossScalaVersions := Seq("2.13.14", "3.3.3")
+crossScalaVersions := Seq("2.13.14", "3.3.4")
 
 Compile / scalacOptions ++= {
   if (scalaBinaryVersion.value == "2.13") {
diff --git a/src/main/scala/com/evolutiongaming/conhub/ConHub.scala b/src/main/scala/com/evolutiongaming/conhub/ConHub.scala
index 6b52af5..e5c3f7d 100644
--- a/src/main/scala/com/evolutiongaming/conhub/ConHub.scala
+++ b/src/main/scala/com/evolutiongaming/conhub/ConHub.scala
@@ -44,7 +44,7 @@ object ConHub {
 
     def cons: Iterable[C] = conStates.values.values
 
-    //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+    //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
     def consLocal: Iterable[C.Local] = cons.collect { case x: C.Local@unchecked => x }
 
     def consRemote: Iterable[C.Remote] = cons.collect { case x: C.Remote => x }
diff --git a/src/main/scala/com/evolutiongaming/conhub/ConStates.scala b/src/main/scala/com/evolutiongaming/conhub/ConStates.scala
index dc939c7..f1328e2 100644
--- a/src/main/scala/com/evolutiongaming/conhub/ConStates.scala
+++ b/src/main/scala/com/evolutiongaming/conhub/ConStates.scala
@@ -111,7 +111,7 @@ object ConStates {
           }
 
           (ctx, c) match {
-            //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+            //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
             case (Ctx.Local, _: C.Local@unchecked)                          => disconnect(local = true)
             case (ctx: Ctx.Remote, c: C.Remote) if c.address == ctx.address => disconnect(local = false)
             case _                                                          => R.Ignore
@@ -131,7 +131,7 @@ object ConStates {
           def remove(local: Boolean) = this.remove(id, version, local)
 
           (ctx, c) match {
-            //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+            //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
             case (Ctx.Local, _: C.Local@unchecked)                          => remove(local = true)
             case (ctx: Ctx.Remote, c: C.Remote) if c.address == ctx.address => remove(local = false)
             case (_, _: C.Disconnected)                                     => remove(local = ctx == Ctx.Local)
@@ -141,7 +141,7 @@ object ConStates {
       }
 
       def sync(id: Id) = {
-        //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+        //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
         updatePf(id, None, "sync") { case Some(c: C.Local@unchecked) =>
           send.sync(id, c.value, c.version)
           R.Ignore
diff --git a/src/main/scala/com/evolutiongaming/conhub/SendMsgs.scala b/src/main/scala/com/evolutiongaming/conhub/SendMsgs.scala
index af72e2e..2dbdf88 100644
--- a/src/main/scala/com/evolutiongaming/conhub/SendMsgs.scala
+++ b/src/main/scala/com/evolutiongaming/conhub/SendMsgs.scala
@@ -21,7 +21,7 @@ object SendMsgs {
 
       def apply(msg: M, con: C.Connected): Unit = {
         con match {
-          //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+          //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
           case con: C.Local@unchecked => con.send(MsgAndRemote(msg))
           case con: C.Remote          => remote(Nel(msg), List(con.address))
         }
@@ -34,7 +34,7 @@ object SendMsgs {
       def local(msg: M, cons: Iterable[C], remote: Boolean): Unit = {
         val msgAndRemote = MsgAndRemote(msg, remote)
         for {con <- cons} con match {
-          //@unchecked needed to work around a Scala 3.3.3 compiler quirk with pattern matching
+          //@unchecked needed to work around a Scala 3.3.4 compiler quirk with pattern matching
           case x: C.Local@unchecked => x.send(msgAndRemote)
           case _                    =>
         }