diff --git a/Net/ClientNet.cs b/Net/ClientNet.cs
index 31541e0..b4a5ab5 100644
--- a/Net/ClientNet.cs
+++ b/Net/ClientNet.cs
@@ -136,7 +136,7 @@ namespace Net
                 {
                     this.recvBuf[i - (packLen + 12)] = this.recvBuf[i];
                 }
-                this.recvBufLen -= packLen;
+                this.recvBufLen -= 12 + packLen;
             }
         }