diff --git a/.editorconfig b/.editorconfig
index a8edecbc..9bc50990 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -8,3 +8,7 @@ indent_size = 4
 [*.{js,ts}]
 indent_style = space
 indent_size = 2
+
+[*.{cs}]
+indent_style = tab
+indent_size = 4
diff --git a/Assets/Plugins/Colyseus/Room.cs b/Assets/Plugins/Colyseus/Room.cs
index 159a939b..3767725c 100644
--- a/Assets/Plugins/Colyseus/Room.cs
+++ b/Assets/Plugins/Colyseus/Room.cs
@@ -178,7 +178,7 @@ public async Task Send(string type, object message)
 			byte[] initialBytes = { Protocol.ROOM_DATA, (byte) (encodedType.Length | 0xa0) };
 			byte[] encodedMessage = serializationOutput.ToArray();
 
-			byte[] bytes = new byte[1 + encodedType.Length + encodedMessage.Length];
+			byte[] bytes = new byte[encodedType.Length + encodedMessage.Length + initialBytes.Length];
 			Buffer.BlockCopy(initialBytes, 0, bytes, 0, initialBytes.Length);
 			Buffer.BlockCopy(encodedType, 0, bytes, initialBytes.Length, encodedType.Length);
 			Buffer.BlockCopy(encodedMessage, 0, bytes, initialBytes.Length + encodedType.Length, encodedMessage.Length);