diff --git a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/HttpDecoder.java b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/HttpDecoder.java
index 28897eb..2f0ced8 100644
--- a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/HttpDecoder.java
+++ b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/HttpDecoder.java
@@ -41,9 +41,16 @@ public class HttpDecoder extends ChannelInboundHandlerAdapter {
             buf.readBytes(data);
             buf.release();
             // Process request
+            byte[] response = MainHttp.handle(data);
+            if (response == null) {
+                // We don't handle this request, maybe some other mod does
+                passOn = true;
+                ctx.channel().pipeline().addLast("libjf_http_404", new NotFoundAdapter());
+                return;
+            }
             ctx.pipeline()
                     .firstContext()
-                    .writeAndFlush(Unpooled.wrappedBuffer(MainHttp.handle(data)))
+                    .writeAndFlush(Unpooled.wrappedBuffer(response))
                     .addListener(ChannelFutureListener.CLOSE);
         } catch (RuntimeException re) {
             MainHttp.LOGGER.error("Could not process HTTP", re);
@@ -55,4 +62,15 @@ public class HttpDecoder extends ChannelInboundHandlerAdapter {
             }
         }
     }
+
+    private static class NotFoundAdapter extends ChannelInboundHandlerAdapter {
+        @Override
+        public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
+            // We didn't handle this request, and neither did any other mod
+            ctx.pipeline()
+                    .firstContext()
+                    .writeAndFlush(Unpooled.wrappedBuffer(MainHttp.NOT_FOUND))
+                    .addListener(ChannelFutureListener.CLOSE);
+        }
+    }
 }
diff --git a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/MainHttp.java b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/MainHttp.java
index ad7f075..ea33508 100644
--- a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/MainHttp.java
+++ b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/MainHttp.java
@@ -19,7 +19,7 @@ public class MainHttp {
             .stream()
             .filter(MainHttpHandler::isActive)
             .toList();
-    private static final byte[] NOT_FOUND = """
+    public static final byte[] NOT_FOUND = """
             HTTP/1.1 404 Not Found
             Connection: keep-alive
             Content-Length: 0
diff --git a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/mixin/ServerNetworkIo$1Mixin.java b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/mixin/ServerNetworkIo$1Mixin.java
index cf04ef2..f7379e4 100644
--- a/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/mixin/ServerNetworkIo$1Mixin.java
+++ b/libjf-mainhttp-v0/src/main/java/io/gitlab/jfronny/libjf/mainhttp/impl/mixin/ServerNetworkIo$1Mixin.java
@@ -11,6 +11,7 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 public class ServerNetworkIo$1Mixin {
     @Inject(method = "initChannel(Lio/netty/channel/Channel;)V", at = @At(value = "INVOKE", target = "Lnet/minecraft/network/ClientConnection;addHandlers(Lio/netty/channel/ChannelPipeline;Lnet/minecraft/network/NetworkSide;ZLnet/minecraft/network/handler/PacketSizeLogger;)V"))
     private void inject(Channel channel, CallbackInfo ci) {
-        channel.pipeline().addAfter("legacy_query", "libjf_http", new HttpDecoder());
+        // directly after legacy_query
+        channel.pipeline().addLast("libjf_http", new HttpDecoder());
     }
 }