diff --git a/Renci.SshClient/Renci.SshNet/ScpClient.NET.cs b/Renci.SshClient/Renci.SshNet/ScpClient.NET.cs
index 2b2b7815..47d39450 100644
--- a/Renci.SshClient/Renci.SshNet/ScpClient.NET.cs
+++ b/Renci.SshClient/Renci.SshNet/ScpClient.NET.cs
@@ -45,7 +45,8 @@ namespace Renci.SshNet
                 channel.Open();
 
                 //  Send channel command request
-                channel.SendExecRequest(string.Format("scp -qt {0}", filename));
+                channel.SendExecRequest(string.Format("scp -qt \"{0}\"", filename));
+
                 this.CheckReturnCode(input);
 
                 this.InternalUpload(channel, input, fileInfo, filename);
@@ -82,7 +83,7 @@ namespace Renci.SshNet
                 channel.Open();
 
                 //  Send channel command request
-                channel.SendExecRequest(string.Format("scp -qrt {0}", filename));
+                channel.SendExecRequest(string.Format("scp -qrt \"{0}\"", filename));
                 this.CheckReturnCode(input);
 
                 this.InternalUpload(channel, input, directoryInfo, filename);
@@ -156,7 +157,7 @@ namespace Renci.SshNet
                 channel.Open();
 
                 //  Send channel command request
-                channel.SendExecRequest(string.Format("scp -qprf {0}", directoryName));
+                channel.SendExecRequest(string.Format("scp -qprf \"{0}\"", directoryName));
                 this.SendConfirmation(channel); //  Send reply
 
                 this.InternalDownload(channel, input, directoryInfo);