diff --git a/game/src/main/kotlin/org/openrs2/game/net/crossdomain/CrossDomainChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/crossdomain/CrossDomainChannelHandler.kt
index da3a905c..fa09f9ac 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/crossdomain/CrossDomainChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/crossdomain/CrossDomainChannelHandler.kt
@@ -12,7 +12,7 @@ import org.openrs2.buffer.use
 import org.openrs2.game.net.http.Http
 
 @ChannelHandler.Sharable
-public object CrossDomainChannelHandler : SimpleChannelInboundHandler<HttpRequest>() {
+public object CrossDomainChannelHandler : SimpleChannelInboundHandler<HttpRequest>(HttpRequest::class.java) {
     private const val ENDPOINT = "/crossdomain.xml"
     private val POLICY = """
         <?xml version="1.0"?>
diff --git a/game/src/main/kotlin/org/openrs2/game/net/http/HttpChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/http/HttpChannelHandler.kt
index 55368065..7e04fe86 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/http/HttpChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/http/HttpChannelHandler.kt
@@ -16,7 +16,7 @@ import javax.inject.Singleton
 @ChannelHandler.Sharable
 public class HttpChannelHandler @Inject constructor(
     private val fileProvider: FileProvider
-) : SimpleChannelInboundHandler<HttpRequest>() {
+) : SimpleChannelInboundHandler<HttpRequest>(HttpRequest::class.java) {
     override fun channelActive(ctx: ChannelHandlerContext) {
         ctx.read()
     }
diff --git a/game/src/main/kotlin/org/openrs2/game/net/jaggrab/JaggrabChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/jaggrab/JaggrabChannelHandler.kt
index 1f3df460..b9c7f9b1 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/jaggrab/JaggrabChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/jaggrab/JaggrabChannelHandler.kt
@@ -15,7 +15,7 @@ import javax.inject.Singleton
 @ChannelHandler.Sharable
 public class JaggrabChannelHandler @Inject constructor(
     private val fileProvider: FileProvider
-) : SimpleChannelInboundHandler<JaggrabRequest>() {
+) : SimpleChannelInboundHandler<JaggrabRequest>(JaggrabRequest::class.java) {
     override fun handlerAdded(ctx: ChannelHandlerContext) {
         ctx.read()
     }
diff --git a/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
index d3f676ab..d40c117b 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
@@ -9,7 +9,7 @@ import javax.inject.Inject
 
 public class Js5ChannelHandler @Inject constructor(
     private val service: Js5Service
-) : SimpleChannelInboundHandler<Js5Request>() {
+) : SimpleChannelInboundHandler<Js5Request>(Js5Request::class.java) {
     private lateinit var client: Js5Client
 
     override fun handlerAdded(ctx: ChannelHandlerContext) {
diff --git a/game/src/main/kotlin/org/openrs2/game/net/login/LoginChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/login/LoginChannelHandler.kt
index d55c029a..6d74b4ba 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/login/LoginChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/login/LoginChannelHandler.kt
@@ -29,7 +29,7 @@ import javax.inject.Provider
 public class LoginChannelHandler @Inject constructor(
     private val js5HandlerProvider: Provider<Js5ChannelHandler>,
     private val jaggrabHandler: JaggrabChannelHandler
-) : SimpleChannelInboundHandler<LoginRequest>() {
+) : SimpleChannelInboundHandler<LoginRequest>(LoginRequest::class.java) {
     override fun channelActive(ctx: ChannelHandlerContext) {
         ctx.read()
     }