diff --git a/skyscraper8/Skyscraper/IO/RemoteStreamReader/RemoteStreamReaderClient.cs b/skyscraper8/Skyscraper/IO/RemoteStreamReader/RemoteStreamReaderClient.cs
index 640a7f0..117b830 100644
--- a/skyscraper8/Skyscraper/IO/RemoteStreamReader/RemoteStreamReaderClient.cs
+++ b/skyscraper8/Skyscraper/IO/RemoteStreamReader/RemoteStreamReaderClient.cs
@@ -550,16 +550,20 @@ namespace skyscraper5.Skyscraper.IO.RemoteStreamReader
 
         public bool FFTScan(int freq, int pol, int lof1, int lof2, int lofsw, uint range, byte mode, byte nb_acc, uint[] pTab, ref uint pBegin, ref uint pNum)
         {
-            TcpStream.WriteUInt32BE((uint)RemoteStreamReaderConstants.REQUEST_FFT_SCAN);
-            TcpStream.WriteInt32BE(freq);
-            TcpStream.WriteInt32BE(pol);
-            TcpStream.WriteInt32BE(lof1);
-            TcpStream.WriteInt32BE(lof2);
-            TcpStream.WriteInt32BE(lofsw);
-            TcpStream.WriteUInt32BE(range);
-            TcpStream.WriteUInt8(mode);
-            TcpStream.WriteUInt8(nb_acc);
-            TcpStream.WriteInt32BE(pTab.Length);
+            byte[] cmdBuffer = new byte[34];
+            MemoryStream cmdBuilder = new MemoryStream(cmdBuffer);
+			cmdBuilder.WriteUInt32BE((uint)RemoteStreamReaderConstants.REQUEST_FFT_SCAN);
+			cmdBuilder.WriteInt32BE(freq);
+			cmdBuilder.WriteInt32BE(pol);
+			cmdBuilder.WriteInt32BE(lof1);
+			cmdBuilder.WriteInt32BE(lof2);
+			cmdBuilder.WriteInt32BE(lofsw);
+			cmdBuilder.WriteUInt32BE(range);
+			cmdBuilder.WriteUInt8(mode);
+			cmdBuilder.WriteUInt8(nb_acc);
+			cmdBuilder.WriteInt32BE(pTab.Length);
+            TcpStream.Write(cmdBuffer, 0, cmdBuffer.Length);
+            TcpStream.Flush();
 
             RemoteStreamReaderConstants result = (RemoteStreamReaderConstants)(TcpStream.ReadUInt32BE());
             switch (result)