diff --git a/Networkf/NetworkService.cs b/Networkf/NetworkService.cs
index c7f0285..1ed1bef 100644
--- a/Networkf/NetworkService.cs
+++ b/Networkf/NetworkService.cs
@@ -13,7 +13,7 @@ static void Log(string format, params object[] args) {
 			Log(string.Format(format, args));
 		}
 
-		public const int KBufferSize = 2048, KLengthFieldSize = 2, KCrc32FieldSize = 4, KContentMaxSize = KBufferSize - KLengthFieldSize - KCrc32FieldSize;
+		public const int KBufferSize = 4096, KLengthFieldSize = 2, KCrc32FieldSize = 4, KContentMaxSize = KBufferSize - KLengthFieldSize - KCrc32FieldSize;
 		public ParseMessageDelegate parseMessage;
 
 		public readonly int id;