diff --git a/SparkleShare/Linux/SparkleController.cs b/SparkleShare/Linux/SparkleController.cs
index 4f3fd0dd..c68f2d2c 100755
--- a/SparkleShare/Linux/SparkleController.cs
+++ b/SparkleShare/Linux/SparkleController.cs
@@ -19,6 +19,7 @@ using System;
 using System.Diagnostics;
 using System.IO;
 
+using Mono.Unix.Native;
 using SparkleLib;
 
 namespace SparkleShare {
@@ -124,8 +125,9 @@ namespace SparkleShare {
 			
             if (!Directory.Exists (SparkleConfig.DefaultConfig.FoldersPath)) {
             	Directory.CreateDirectory (SparkleConfig.DefaultConfig.FoldersPath);
+                Syscall.chmod (SparkleConfig.DefaultConfig.FoldersPath, (FilePermissions) 448); // 448 -> 700
+
 				SparkleLogger.LogInfo ("Controller", "Created '" + SparkleConfig.DefaultConfig.FoldersPath + "'");
-				
 				folder_created = true;
 			}
 
diff --git a/SparkleShare/Mac/SparkleController.cs b/SparkleShare/Mac/SparkleController.cs
index 2ff9eed6..e342dc04 100755
--- a/SparkleShare/Mac/SparkleController.cs
+++ b/SparkleShare/Mac/SparkleController.cs
@@ -23,6 +23,7 @@ using System.Threading;
 using MonoMac.Foundation;
 using MonoMac.AppKit;
 
+using Mono.Unix.Native;
 using SparkleLib;
 
 namespace SparkleShare {
@@ -121,6 +122,8 @@ namespace SparkleShare {
                 NSWorkspace.SharedWorkspace.SetIconforFile (NSImage.ImageNamed ("sparkleshare-folder.icns"),
                     Program.Controller.FoldersPath, 0);
 
+                Syscall.chmod (Program.Controller.FoldersPath, (FilePermissions) 448); // 448 -> 700
+
                 return true;
             }