diff --git a/data/1.16.220/protocol.json b/data/1.16.220/protocol.json
index 0fb610a..b9e00f0 100644
--- a/data/1.16.220/protocol.json
+++ b/data/1.16.220/protocol.json
@@ -7114,7 +7114,7 @@
           "type": "lu64"
         },
         {
-          "name": "unknown_flag",
+          "name": "needs_response",
           "type": "u8"
         }
       ]
diff --git a/data/latest/types.yaml b/data/latest/types.yaml
index 9410467..5e05b31 100644
--- a/data/latest/types.yaml
+++ b/data/latest/types.yaml
@@ -1015,8 +1015,9 @@ MapDecoration:
    # automatically, whereas others may be changed.
    color_abgr: varint
 
-# Some arbitrary definitions from CBMC, Window IDs are normally
-# unique + sequential
+# List of Window IDs. When a new container is opened (container_open), a new sequential Window ID is created.
+# Below window IDs are hard-coded and created when the game starts and the server does not 
+# send a `container_open` for them.
 WindowID: i8 =>
    -100: drop_contents
    -24: beacon
diff --git a/src/client.js b/src/client.js
index 0f82802..e675367 100644
--- a/src/client.js
+++ b/src/client.js
@@ -43,7 +43,7 @@ class Client extends Connection {
     this.on('session', this._connect)
 
     if (this.options.offline) {
-      console.debug('offline mode, not authenticating', this.options)
+      debug('offline mode, not authenticating', this.options)
       auth.createOfflineSession(this, this.options)
     } else {
       auth.authenticateDeviceCode(this, this.options)
@@ -122,7 +122,7 @@ class Client extends Connection {
   }
 
   onDisconnectRequest (packet) {
-    console.warn(`C Server requested ${packet.hide_disconnect_reason ? 'silent disconnect' : 'disconnect'}: ${packet.message}`)
+    console.warn(`Server requested ${packet.hide_disconnect_reason ? 'silent disconnect' : 'disconnect'}: ${packet.message}`)
     this.emit('kick', packet)
     this.close()
   }
@@ -140,7 +140,7 @@ class Client extends Connection {
   close () {
     if (this.status !== ClientStatus.Disconnected) {
       this.emit('close') // Emit close once
-      console.log('Client closed!')
+      debug('Client closed!')
     }
     clearInterval(this.loop)
     clearTimeout(this.connectTimeout)
diff --git a/test/proxy.js b/test/proxy.js
index 5c98785..2ea17b9 100644
--- a/test/proxy.js
+++ b/test/proxy.js
@@ -11,7 +11,9 @@ function proxyTest (version, timeout = 1000 * 40) {
     })
 
     server.on('connect', client => {
+      console.debug('Client has connected')
       client.on('join', () => { // The client has joined the server.
+        console.debug('Client has authenticated')
         setTimeout(() => {
           client.disconnect('Hello world !')
         }, 1000) // allow some time for client to connect
@@ -41,6 +43,8 @@ function proxyTest (version, timeout = 1000 * 40) {
 
     console.debug('Client started')
 
+    client.on('packet', console.log)
+
     client.on('disconnect', packet => {
       console.assert(packet.message === 'Hello world !')